Home / 89,795.25-134,693.55-39,861.92

Finding the Fourth Proportional to 89,795.25, 134,693.55 and 39,861.92

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Solution

The fourth proportional to 89,795.25, 134,693.55 and 39,861.92 is: 59,793.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,795.25 : 134,693.55 = 39,861.92 : x
  2. Step 2: Convert to fraction form
    89,795.25/134,693.55 = 39,861.92/x
  3. Step 3: Cross multiply
    89,795.25x = 134,693.55 × 39,861.92
  4. Step 4: Simplify right side
    89,795.25x = 5,369,143,851.35
  5. Step 5: Solve for x
    x = 5,369,143,851.35/89,795.25
  6. Step 6: Final answer
    x = 59,793.18

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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.