Home / 143,822.40-215,657.61-63,825.62

Finding the Fourth Proportional to 143,822.40, 215,657.61 and 63,825.62

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Solution

The fourth proportional to 143,822.40, 215,657.61 and 63,825.62 is: 95,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,822.40 : 215,657.61 = 63,825.62 : x
  2. Step 2: Convert to fraction form
    143,822.40/215,657.61 = 63,825.62/x
  3. Step 3: Cross multiply
    143,822.40x = 215,657.61 × 63,825.62
  4. Step 4: Simplify right side
    143,822.40x = 13,764,479,348.33
  5. Step 5: Solve for x
    x = 13,764,479,348.33/143,822.40
  6. Step 6: Final answer
    x = 95,704.70

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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.