Home / 91,677.11-137,409.23-34,714.79

Finding the Fourth Proportional to 91,677.11, 137,409.23 and 34,714.79

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Solution

The fourth proportional to 91,677.11, 137,409.23 and 34,714.79 is: 52,031.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,677.11 : 137,409.23 = 34,714.79 : x
  2. Step 2: Convert to fraction form
    91,677.11/137,409.23 = 34,714.79/x
  3. Step 3: Cross multiply
    91,677.11x = 137,409.23 × 34,714.79
  4. Step 4: Simplify right side
    91,677.11x = 4,770,132,478.54
  5. Step 5: Solve for x
    x = 4,770,132,478.54/91,677.11
  6. Step 6: Final answer
    x = 52,031.88

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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.