Home / 47,735.22-71,123.15-45,052.50

Finding the Fourth Proportional to 47,735.22, 71,123.15 and 45,052.50

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Solution

The fourth proportional to 47,735.22, 71,123.15 and 45,052.50 is: 67,126.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,735.22 : 71,123.15 = 45,052.50 : x
  2. Step 2: Convert to fraction form
    47,735.22/71,123.15 = 45,052.50/x
  3. Step 3: Cross multiply
    47,735.22x = 71,123.15 × 45,052.50
  4. Step 4: Simplify right side
    47,735.22x = 3,204,275,490.11
  5. Step 5: Solve for x
    x = 3,204,275,490.11/47,735.22
  6. Step 6: Final answer
    x = 67,126.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.