Home / 56,663.20-84,892.40-50,109.60

Finding the Fourth Proportional to 56,663.20, 84,892.40 and 50,109.60

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Solution

The fourth proportional to 56,663.20, 84,892.40 and 50,109.60 is: 75,073.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,663.20 : 84,892.40 = 50,109.60 : x
  2. Step 2: Convert to fraction form
    56,663.20/84,892.40 = 50,109.60/x
  3. Step 3: Cross multiply
    56,663.20x = 84,892.40 × 50,109.60
  4. Step 4: Simplify right side
    56,663.20x = 4,253,924,207.04
  5. Step 5: Solve for x
    x = 4,253,924,207.04/56,663.20
  6. Step 6: Final answer
    x = 75,073.84

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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.