Home / 126,965.14-175,217.58-72,522.04

Finding the Fourth Proportional to 126,965.14, 175,217.58 and 72,522.04

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Solution

The fourth proportional to 126,965.14, 175,217.58 and 72,522.04 is: 100,083.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,965.14 : 175,217.58 = 72,522.04 : x
  2. Step 2: Convert to fraction form
    126,965.14/175,217.58 = 72,522.04/x
  3. Step 3: Cross multiply
    126,965.14x = 175,217.58 × 72,522.04
  4. Step 4: Simplify right side
    126,965.14x = 12,707,136,345.46
  5. Step 5: Solve for x
    x = 12,707,136,345.46/126,965.14
  6. Step 6: Final answer
    x = 100,083.66

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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.