Home / 39,170.20-58,755.30-34,905.55

Finding the Fourth Proportional to 39,170.20, 58,755.30 and 34,905.55

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Solution

The fourth proportional to 39,170.20, 58,755.30 and 34,905.55 is: 52,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,170.20 : 58,755.30 = 34,905.55 : x
  2. Step 2: Convert to fraction form
    39,170.20/58,755.30 = 34,905.55/x
  3. Step 3: Cross multiply
    39,170.20x = 58,755.30 × 34,905.55
  4. Step 4: Simplify right side
    39,170.20x = 2,050,886,061.92
  5. Step 5: Solve for x
    x = 2,050,886,061.92/39,170.20
  6. Step 6: Final answer
    x = 52,358.33

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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.