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Finding the Fourth Proportional to 224,711.16, 310,099.50 and 124,107

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Solution

The fourth proportional to 224,711.16, 310,099.50 and 124,107 is: 171,266.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,711.16 : 310,099.50 = 124,107 : x
  2. Step 2: Convert to fraction form
    224,711.16/310,099.50 = 124,107/x
  3. Step 3: Cross multiply
    224,711.16x = 310,099.50 × 124,107
  4. Step 4: Simplify right side
    224,711.16x = 38,485,518,646.50
  5. Step 5: Solve for x
    x = 38,485,518,646.50/224,711.16
  6. Step 6: Final answer
    x = 171,266.61

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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.