Home / 147,589.92-221,502.84-76,532.76

Finding the Fourth Proportional to 147,589.92, 221,502.84 and 76,532.76

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Solution

The fourth proportional to 147,589.92, 221,502.84 and 76,532.76 is: 114,860.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,589.92 : 221,502.84 = 76,532.76 : x
  2. Step 2: Convert to fraction form
    147,589.92/221,502.84 = 76,532.76/x
  3. Step 3: Cross multiply
    147,589.92x = 221,502.84 × 76,532.76
  4. Step 4: Simplify right side
    147,589.92x = 16,952,223,693.04
  5. Step 5: Solve for x
    x = 16,952,223,693.04/147,589.92
  6. Step 6: Final answer
    x = 114,860.31

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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.