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Finding the Fourth Proportional to 224,477.62, 309,780.92 and 122,503.88

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Solution

The fourth proportional to 224,477.62, 309,780.92 and 122,503.88 is: 169,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,477.62 : 309,780.92 = 122,503.88 : x
  2. Step 2: Convert to fraction form
    224,477.62/309,780.92 = 122,503.88/x
  3. Step 3: Cross multiply
    224,477.62x = 309,780.92 × 122,503.88
  4. Step 4: Simplify right side
    224,477.62x = 37,949,365,730.68
  5. Step 5: Solve for x
    x = 37,949,365,730.68/224,477.62
  6. Step 6: Final answer
    x = 169,056.35

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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.