Home / 342,909.39-514,176.17-106,186.35

Finding the Fourth Proportional to 342,909.39, 514,176.17 and 106,186.35

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Solution

The fourth proportional to 342,909.39, 514,176.17 and 106,186.35 is: 159,221.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,909.39 : 514,176.17 = 106,186.35 : x
  2. Step 2: Convert to fraction form
    342,909.39/514,176.17 = 106,186.35/x
  3. Step 3: Cross multiply
    342,909.39x = 514,176.17 × 106,186.35
  4. Step 4: Simplify right side
    342,909.39x = 54,598,490,218.35
  5. Step 5: Solve for x
    x = 54,598,490,218.35/342,909.39
  6. Step 6: Final answer
    x = 159,221.33

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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.