Home / 129,922.03-179,292.95-70,306.03

Finding the Fourth Proportional to 129,922.03, 179,292.95 and 70,306.03

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Solution

The fourth proportional to 129,922.03, 179,292.95 and 70,306.03 is: 97,022.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,922.03 : 179,292.95 = 70,306.03 : x
  2. Step 2: Convert to fraction form
    129,922.03/179,292.95 = 70,306.03/x
  3. Step 3: Cross multiply
    129,922.03x = 179,292.95 × 70,306.03
  4. Step 4: Simplify right side
    129,922.03x = 12,605,375,657.72
  5. Step 5: Solve for x
    x = 12,605,375,657.72/129,922.03
  6. Step 6: Final answer
    x = 97,022.62

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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.