Home / 220,897.30-331,357.47-63,149.62

Finding the Fourth Proportional to 220,897.30, 331,357.47 and 63,149.62

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Solution

The fourth proportional to 220,897.30, 331,357.47 and 63,149.62 is: 94,727.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,897.30 : 331,357.47 = 63,149.62 : x
  2. Step 2: Convert to fraction form
    220,897.30/331,357.47 = 63,149.62/x
  3. Step 3: Cross multiply
    220,897.30x = 331,357.47 × 63,149.62
  4. Step 4: Simplify right side
    220,897.30x = 20,925,098,314.66
  5. Step 5: Solve for x
    x = 20,925,098,314.66/220,897.30
  6. Step 6: Final answer
    x = 94,727.72

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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.