Home / 143,475.39-215,233.02-63,507.04

Finding the Fourth Proportional to 143,475.39, 215,233.02 and 63,507.04

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Solution

The fourth proportional to 143,475.39, 215,233.02 and 63,507.04 is: 95,269.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,475.39 : 215,233.02 = 63,507.04 : x
  2. Step 2: Convert to fraction form
    143,475.39/215,233.02 = 63,507.04/x
  3. Step 3: Cross multiply
    143,475.39x = 215,233.02 × 63,507.04
  4. Step 4: Simplify right side
    143,475.39x = 13,668,811,472.38
  5. Step 5: Solve for x
    x = 13,668,811,472.38/143,475.39
  6. Step 6: Final answer
    x = 95,269.38

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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.