Home / 113,097.38-156,077.34-62,113.40

Finding the Fourth Proportional to 113,097.38, 156,077.34 and 62,113.40

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Solution

The fourth proportional to 113,097.38, 156,077.34 and 62,113.40 is: 85,718.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,097.38 : 156,077.34 = 62,113.40 : x
  2. Step 2: Convert to fraction form
    113,097.38/156,077.34 = 62,113.40/x
  3. Step 3: Cross multiply
    113,097.38x = 156,077.34 × 62,113.40
  4. Step 4: Simplify right side
    113,097.38x = 9,694,494,250.36
  5. Step 5: Solve for x
    x = 9,694,494,250.36/113,097.38
  6. Step 6: Final answer
    x = 85,718.12

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1.5x scale

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.