Home / 126,902.14-175,143.60-73,176.66

Finding the Fourth Proportional to 126,902.14, 175,143.60 and 73,176.66

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Solution

The fourth proportional to 126,902.14, 175,143.60 and 73,176.66 is: 100,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,902.14 : 175,143.60 = 73,176.66 : x
  2. Step 2: Convert to fraction form
    126,902.14/175,143.60 = 73,176.66/x
  3. Step 3: Cross multiply
    126,902.14x = 175,143.60 × 73,176.66
  4. Step 4: Simplify right side
    126,902.14x = 12,816,423,668.38
  5. Step 5: Solve for x
    x = 12,816,423,668.38/126,902.14
  6. Step 6: Final answer
    x = 100,994.55

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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.