Home / 108,113.76-149,197.26-60,368.82

Finding the Fourth Proportional to 108,113.76, 149,197.26 and 60,368.82

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Solution

The fourth proportional to 108,113.76, 149,197.26 and 60,368.82 is: 83,309.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,113.76 : 149,197.26 = 60,368.82 : x
  2. Step 2: Convert to fraction form
    108,113.76/149,197.26 = 60,368.82/x
  3. Step 3: Cross multiply
    108,113.76x = 149,197.26 × 60,368.82
  4. Step 4: Simplify right side
    108,113.76x = 9,006,862,533.43
  5. Step 5: Solve for x
    x = 9,006,862,533.43/108,113.76
  6. Step 6: Final answer
    x = 83,309.12

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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.