Home / 148,861.80-223,289.10-89,652.60

Finding the Fourth Proportional to 148,861.80, 223,289.10 and 89,652.60

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Solution

The fourth proportional to 148,861.80, 223,289.10 and 89,652.60 is: 134,476.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,861.80 : 223,289.10 = 89,652.60 : x
  2. Step 2: Convert to fraction form
    148,861.80/223,289.10 = 89,652.60/x
  3. Step 3: Cross multiply
    148,861.80x = 223,289.10 × 89,652.60
  4. Step 4: Simplify right side
    148,861.80x = 20,018,448,366.66
  5. Step 5: Solve for x
    x = 20,018,448,366.66/148,861.80
  6. Step 6: Final answer
    x = 134,476.73

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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.