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Finding the Fourth Proportional to 88,727.78, 133,063.11 and 29,547.56

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Solution

The fourth proportional to 88,727.78, 133,063.11 and 29,547.56 is: 44,311.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,727.78 : 133,063.11 = 29,547.56 : x
  2. Step 2: Convert to fraction form
    88,727.78/133,063.11 = 29,547.56/x
  3. Step 3: Cross multiply
    88,727.78x = 133,063.11 × 29,547.56
  4. Step 4: Simplify right side
    88,727.78x = 3,931,690,226.51
  5. Step 5: Solve for x
    x = 3,931,690,226.51/88,727.78
  6. Step 6: Final answer
    x = 44,311.83

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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.