Home / 62,490.18-86,238.48-34,195.86

Finding the Fourth Proportional to 62,490.18, 86,238.48 and 34,195.86

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Solution

The fourth proportional to 62,490.18, 86,238.48 and 34,195.86 is: 47,191.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,490.18 : 86,238.48 = 34,195.86 : x
  2. Step 2: Convert to fraction form
    62,490.18/86,238.48 = 34,195.86/x
  3. Step 3: Cross multiply
    62,490.18x = 86,238.48 × 34,195.86
  4. Step 4: Simplify right side
    62,490.18x = 2,948,998,988.69
  5. Step 5: Solve for x
    x = 2,948,998,988.69/62,490.18
  6. Step 6: Final answer
    x = 47,191.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.