Home / 150,140.61-225,299.76-55,436.85

Finding the Fourth Proportional to 150,140.61, 225,299.76 and 55,436.85

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Solution

The fourth proportional to 150,140.61, 225,299.76 and 55,436.85 is: 83,188.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,140.61 : 225,299.76 = 55,436.85 : x
  2. Step 2: Convert to fraction form
    150,140.61/225,299.76 = 55,436.85/x
  3. Step 3: Cross multiply
    150,140.61x = 225,299.76 × 55,436.85
  4. Step 4: Simplify right side
    150,140.61x = 12,489,909,000.16
  5. Step 5: Solve for x
    x = 12,489,909,000.16/150,140.61
  6. Step 6: Final answer
    x = 83,188.08

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1.5x scale

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.