Home / 108,042,515.04-149,042,876.40-73,223,297.76

Finding the Fourth Proportional to 108,042,515.04, 149,042,876.40 and 73,223,297.76

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Solution

The fourth proportional to 108,042,515.04, 149,042,876.40 and 73,223,297.76 is: 101,010,337.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,042,515.04 : 149,042,876.40 = 73,223,297.76 : x
  2. Step 2: Convert to fraction form
    108,042,515.04/149,042,876.40 = 73,223,297.76/x
  3. Step 3: Cross multiply
    108,042,515.04x = 149,042,876.40 × 73,223,297.76
  4. Step 4: Simplify right side
    108,042,515.04x = 10,913,410,917,644,078
  5. Step 5: Solve for x
    x = 10,913,410,917,644,078/108,042,515.04
  6. Step 6: Final answer
    x = 101,010,337.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.