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Finding the Fourth Proportional to 133,598.63, 200,411.12 and 38,829.65

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Solution

The fourth proportional to 133,598.63, 200,411.12 and 38,829.65 is: 58,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,598.63 : 200,411.12 = 38,829.65 : x
  2. Step 2: Convert to fraction form
    133,598.63/200,411.12 = 38,829.65/x
  3. Step 3: Cross multiply
    133,598.63x = 200,411.12 × 38,829.65
  4. Step 4: Simplify right side
    133,598.63x = 7,781,892,740.73
  5. Step 5: Solve for x
    x = 7,781,892,740.73/133,598.63
  6. Step 6: Final answer
    x = 58,248.30

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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.