Home / 148,882.06-205,434.12-88,451.17

Finding the Fourth Proportional to 148,882.06, 205,434.12 and 88,451.17

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Solution

The fourth proportional to 148,882.06, 205,434.12 and 88,451.17 is: 122,048.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,882.06 : 205,434.12 = 88,451.17 : x
  2. Step 2: Convert to fraction form
    148,882.06/205,434.12 = 88,451.17/x
  3. Step 3: Cross multiply
    148,882.06x = 205,434.12 × 88,451.17
  4. Step 4: Simplify right side
    148,882.06x = 18,170,888,271.92
  5. Step 5: Solve for x
    x = 18,170,888,271.92/148,882.06
  6. Step 6: Final answer
    x = 122,048.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.