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Finding the Fourth Proportional to 56,734.70, 84,948.45 and 44,446.70

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Solution

The fourth proportional to 56,734.70, 84,948.45 and 44,446.70 is: 66,549.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,734.70 : 84,948.45 = 44,446.70 : x
  2. Step 2: Convert to fraction form
    56,734.70/84,948.45 = 44,446.70/x
  3. Step 3: Cross multiply
    56,734.70x = 84,948.45 × 44,446.70
  4. Step 4: Simplify right side
    56,734.70x = 3,775,678,272.62
  5. Step 5: Solve for x
    x = 3,775,678,272.62/56,734.70
  6. Step 6: Final answer
    x = 66,549.72

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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.