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Finding the Fourth Proportional to 56,305.59, 84,482.88 and 35,293.78

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Solution

The fourth proportional to 56,305.59, 84,482.88 and 35,293.78 is: 52,956.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,305.59 : 84,482.88 = 35,293.78 : x
  2. Step 2: Convert to fraction form
    56,305.59/84,482.88 = 35,293.78/x
  3. Step 3: Cross multiply
    56,305.59x = 84,482.88 × 35,293.78
  4. Step 4: Simplify right side
    56,305.59x = 2,981,720,180.49
  5. Step 5: Solve for x
    x = 2,981,720,180.49/56,305.59
  6. Step 6: Final answer
    x = 52,956.02

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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.