Home / 91,426.52-126,179.07-51,150.49

Finding the Fourth Proportional to 91,426.52, 126,179.07 and 51,150.49

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Solution

The fourth proportional to 91,426.52, 126,179.07 and 51,150.49 is: 70,593.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,426.52 : 126,179.07 = 51,150.49 : x
  2. Step 2: Convert to fraction form
    91,426.52/126,179.07 = 51,150.49/x
  3. Step 3: Cross multiply
    91,426.52x = 126,179.07 × 51,150.49
  4. Step 4: Simplify right side
    91,426.52x = 6,454,120,750.98
  5. Step 5: Solve for x
    x = 6,454,120,750.98/91,426.52
  6. Step 6: Final answer
    x = 70,593.53

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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.