Home / 91,272.92-125,956.89-50,988.24

Finding the Fourth Proportional to 91,272.92, 125,956.89 and 50,988.24

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Solution

The fourth proportional to 91,272.92, 125,956.89 and 50,988.24 is: 70,363.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,272.92 : 125,956.89 = 50,988.24 : x
  2. Step 2: Convert to fraction form
    91,272.92/125,956.89 = 50,988.24/x
  3. Step 3: Cross multiply
    91,272.92x = 125,956.89 × 50,988.24
  4. Step 4: Simplify right side
    91,272.92x = 6,422,320,136.97
  5. Step 5: Solve for x
    x = 6,422,320,136.97/91,272.92
  6. Step 6: Final answer
    x = 70,363.92

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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.