Home / 129,729.27-194,577.80-34,966.86

Finding the Fourth Proportional to 129,729.27, 194,577.80 and 34,966.86

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Solution

The fourth proportional to 129,729.27, 194,577.80 and 34,966.86 is: 52,445.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,729.27 : 194,577.80 = 34,966.86 : x
  2. Step 2: Convert to fraction form
    129,729.27/194,577.80 = 34,966.86/x
  3. Step 3: Cross multiply
    129,729.27x = 194,577.80 × 34,966.86
  4. Step 4: Simplify right side
    129,729.27x = 6,803,774,779.13
  5. Step 5: Solve for x
    x = 6,803,774,779.13/129,729.27
  6. Step 6: Final answer
    x = 52,445.95

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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.