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Finding the Fourth Proportional to 56,920.60, 85,227.30 and 56,920.60

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Solution

The fourth proportional to 56,920.60, 85,227.30 and 56,920.60 is: 85,227.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,920.60 : 85,227.30 = 56,920.60 : x
  2. Step 2: Convert to fraction form
    56,920.60/85,227.30 = 56,920.60/x
  3. Step 3: Cross multiply
    56,920.60x = 85,227.30 × 56,920.60
  4. Step 4: Simplify right side
    56,920.60x = 4,851,189,052.38
  5. Step 5: Solve for x
    x = 4,851,189,052.38/56,920.60
  6. Step 6: Final answer
    x = 85,227.30

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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.