Home / 159,470.28-220,053.83-91,492.85

Finding the Fourth Proportional to 159,470.28, 220,053.83 and 91,492.85

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Solution

The fourth proportional to 159,470.28, 220,053.83 and 91,492.85 is: 126,251.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,470.28 : 220,053.83 = 91,492.85 : x
  2. Step 2: Convert to fraction form
    159,470.28/220,053.83 = 91,492.85/x
  3. Step 3: Cross multiply
    159,470.28x = 220,053.83 × 91,492.85
  4. Step 4: Simplify right side
    159,470.28x = 20,133,352,838.98
  5. Step 5: Solve for x
    x = 20,133,352,838.98/159,470.28
  6. Step 6: Final answer
    x = 126,251.44

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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.