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Finding the Fourth Proportional to 224,695.68, 310,099.32 and 124,113.12

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Solution

The fourth proportional to 224,695.68, 310,099.32 and 124,113.12 is: 171,286.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,695.68 : 310,099.32 = 124,113.12 : x
  2. Step 2: Convert to fraction form
    224,695.68/310,099.32 = 124,113.12/x
  3. Step 3: Cross multiply
    224,695.68x = 310,099.32 × 124,113.12
  4. Step 4: Simplify right side
    224,695.68x = 38,487,394,115.08
  5. Step 5: Solve for x
    x = 38,487,394,115.08/224,695.68
  6. Step 6: Final answer
    x = 171,286.76

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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.