Home / 147,937.30-221,468.55-132,190.90

Finding the Fourth Proportional to 147,937.30, 221,468.55 and 132,190.90

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Solution

The fourth proportional to 147,937.30, 221,468.55 and 132,190.90 is: 197,895.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,937.30 : 221,468.55 = 132,190.90 : x
  2. Step 2: Convert to fraction form
    147,937.30/221,468.55 = 132,190.90/x
  3. Step 3: Cross multiply
    147,937.30x = 221,468.55 × 132,190.90
  4. Step 4: Simplify right side
    147,937.30x = 29,276,126,946.20
  5. Step 5: Solve for x
    x = 29,276,126,946.20/147,937.30
  6. Step 6: Final answer
    x = 197,895.51

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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.