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Finding the Fourth Proportional to 224,291.16, 336,470.34 and 72,437.52

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Solution

The fourth proportional to 224,291.16, 336,470.34 and 72,437.52 is: 108,667.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,291.16 : 336,470.34 = 72,437.52 : x
  2. Step 2: Convert to fraction form
    224,291.16/336,470.34 = 72,437.52/x
  3. Step 3: Cross multiply
    224,291.16x = 336,470.34 × 72,437.52
  4. Step 4: Simplify right side
    224,291.16x = 24,373,076,983.16
  5. Step 5: Solve for x
    x = 24,373,076,983.16/224,291.16
  6. Step 6: Final answer
    x = 108,667.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.