Home / 129,167.40-193,754.76-35,673.15

Finding the Fourth Proportional to 129,167.40, 193,754.76 and 35,673.15

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Solution

The fourth proportional to 129,167.40, 193,754.76 and 35,673.15 is: 53,510.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,167.40 : 193,754.76 = 35,673.15 : x
  2. Step 2: Convert to fraction form
    129,167.40/193,754.76 = 35,673.15/x
  3. Step 3: Cross multiply
    129,167.40x = 193,754.76 × 35,673.15
  4. Step 4: Simplify right side
    129,167.40x = 6,911,841,647.92
  5. Step 5: Solve for x
    x = 6,911,841,647.92/129,167.40
  6. Step 6: Final answer
    x = 53,510.73

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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.