Home / 108,272.16-149,411.94-76,053.44

Finding the Fourth Proportional to 108,272.16, 149,411.94 and 76,053.44

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Solution

The fourth proportional to 108,272.16, 149,411.94 and 76,053.44 is: 104,951.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,272.16 : 149,411.94 = 76,053.44 : x
  2. Step 2: Convert to fraction form
    108,272.16/149,411.94 = 76,053.44/x
  3. Step 3: Cross multiply
    108,272.16x = 149,411.94 × 76,053.44
  4. Step 4: Simplify right side
    108,272.16x = 11,363,292,014.07
  5. Step 5: Solve for x
    x = 11,363,292,014.07/108,272.16
  6. Step 6: Final answer
    x = 104,951.19

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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.