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Finding the Fourth Proportional to 56,437.60, 77,894.04 and 32,560.96

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Solution

The fourth proportional to 56,437.60, 77,894.04 and 32,560.96 is: 44,939.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,437.60 : 77,894.04 = 32,560.96 : x
  2. Step 2: Convert to fraction form
    56,437.60/77,894.04 = 32,560.96/x
  3. Step 3: Cross multiply
    56,437.60x = 77,894.04 × 32,560.96
  4. Step 4: Simplify right side
    56,437.60x = 2,536,304,720.68
  5. Step 5: Solve for x
    x = 2,536,304,720.68/56,437.60
  6. Step 6: Final answer
    x = 44,939.98

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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.