Home / 147,644.74-221,502.39-47,805.04

Finding the Fourth Proportional to 147,644.74, 221,502.39 and 47,805.04

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Solution

The fourth proportional to 147,644.74, 221,502.39 and 47,805.04 is: 71,718.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,644.74 : 221,502.39 = 47,805.04 : x
  2. Step 2: Convert to fraction form
    147,644.74/221,502.39 = 47,805.04/x
  3. Step 3: Cross multiply
    147,644.74x = 221,502.39 × 47,805.04
  4. Step 4: Simplify right side
    147,644.74x = 10,588,930,614.05
  5. Step 5: Solve for x
    x = 10,588,930,614.05/147,644.74
  6. Step 6: Final answer
    x = 71,718.98

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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.