Home / 173,140.20-259,710.30-149,520.60

Finding the Fourth Proportional to 173,140.20, 259,710.30 and 149,520.60

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Solution

The fourth proportional to 173,140.20, 259,710.30 and 149,520.60 is: 224,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,140.20 : 259,710.30 = 149,520.60 : x
  2. Step 2: Convert to fraction form
    173,140.20/259,710.30 = 149,520.60/x
  3. Step 3: Cross multiply
    173,140.20x = 259,710.30 × 149,520.60
  4. Step 4: Simplify right side
    173,140.20x = 38,832,039,882.18
  5. Step 5: Solve for x
    x = 38,832,039,882.18/173,140.20
  6. Step 6: Final answer
    x = 224,280.90

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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.