Home / 147,934.30-221,464.05-132,187.90

Finding the Fourth Proportional to 147,934.30, 221,464.05 and 132,187.90

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Solution

The fourth proportional to 147,934.30, 221,464.05 and 132,187.90 is: 197,891.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,934.30 : 221,464.05 = 132,187.90 : x
  2. Step 2: Convert to fraction form
    147,934.30/221,464.05 = 132,187.90/x
  3. Step 3: Cross multiply
    147,934.30x = 221,464.05 × 132,187.90
  4. Step 4: Simplify right side
    147,934.30x = 29,274,867,695.00
  5. Step 5: Solve for x
    x = 29,274,867,695.00/147,934.30
  6. Step 6: Final answer
    x = 197,891.01

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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.