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Finding the Fourth Proportional to 224,605.54, 336,885.62 and 74,829.76

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Solution

The fourth proportional to 224,605.54, 336,885.62 and 74,829.76 is: 112,237.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,605.54 : 336,885.62 = 74,829.76 : x
  2. Step 2: Convert to fraction form
    224,605.54/336,885.62 = 74,829.76/x
  3. Step 3: Cross multiply
    224,605.54x = 336,885.62 × 74,829.76
  4. Step 4: Simplify right side
    224,605.54x = 25,209,070,092.05
  5. Step 5: Solve for x
    x = 25,209,070,092.05/224,605.54
  6. Step 6: Final answer
    x = 112,237.08

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1.5x scale

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.