Home / 350,808.18-526,508.03-137,725.75

Finding the Fourth Proportional to 350,808.18, 526,508.03 and 137,725.75

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Solution

The fourth proportional to 350,808.18, 526,508.03 and 137,725.75 is: 206,704.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,808.18 : 526,508.03 = 137,725.75 : x
  2. Step 2: Convert to fraction form
    350,808.18/526,508.03 = 137,725.75/x
  3. Step 3: Cross multiply
    350,808.18x = 526,508.03 × 137,725.75
  4. Step 4: Simplify right side
    350,808.18x = 72,513,711,353.61
  5. Step 5: Solve for x
    x = 72,513,711,353.61/350,808.18
  6. Step 6: Final answer
    x = 206,704.73

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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.