Home / 113,208.32-156,229.10-62,225.76

Finding the Fourth Proportional to 113,208.32, 156,229.10 and 62,225.76

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Solution

The fourth proportional to 113,208.32, 156,229.10 and 62,225.76 is: 85,872.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,208.32 : 156,229.10 = 62,225.76 : x
  2. Step 2: Convert to fraction form
    113,208.32/156,229.10 = 62,225.76/x
  3. Step 3: Cross multiply
    113,208.32x = 156,229.10 × 62,225.76
  4. Step 4: Simplify right side
    113,208.32x = 9,721,474,170.49
  5. Step 5: Solve for x
    x = 9,721,474,170.49/113,208.32
  6. Step 6: Final answer
    x = 85,872.44

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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.