Home / 113,227.77-156,258-62,242.20

Finding the Fourth Proportional to 113,227.77, 156,258 and 62,242.20

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Solution

The fourth proportional to 113,227.77, 156,258 and 62,242.20 is: 85,896.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,227.77 : 156,258 = 62,242.20 : x
  2. Step 2: Convert to fraction form
    113,227.77/156,258 = 62,242.20/x
  3. Step 3: Cross multiply
    113,227.77x = 156,258 × 62,242.20
  4. Step 4: Simplify right side
    113,227.77x = 9,725,841,687.60
  5. Step 5: Solve for x
    x = 9,725,841,687.60/113,227.77
  6. Step 6: Final answer
    x = 85,896.26

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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.