Home / 147,042.61-220,558.38-41,861.55

Finding the Fourth Proportional to 147,042.61, 220,558.38 and 41,861.55

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Solution

The fourth proportional to 147,042.61, 220,558.38 and 41,861.55 is: 62,790.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,042.61 : 220,558.38 = 41,861.55 : x
  2. Step 2: Convert to fraction form
    147,042.61/220,558.38 = 41,861.55/x
  3. Step 3: Cross multiply
    147,042.61x = 220,558.38 × 41,861.55
  4. Step 4: Simplify right side
    147,042.61x = 9,232,915,652.29
  5. Step 5: Solve for x
    x = 9,232,915,652.29/147,042.61
  6. Step 6: Final answer
    x = 62,790.75

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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.