Home / 91,349.92-126,060.24-51,063.76

Finding the Fourth Proportional to 91,349.92, 126,060.24 and 51,063.76

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Solution

The fourth proportional to 91,349.92, 126,060.24 and 51,063.76 is: 70,466.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,349.92 : 126,060.24 = 51,063.76 : x
  2. Step 2: Convert to fraction form
    91,349.92/126,060.24 = 51,063.76/x
  3. Step 3: Cross multiply
    91,349.92x = 126,060.24 × 51,063.76
  4. Step 4: Simplify right side
    91,349.92x = 6,437,109,840.90
  5. Step 5: Solve for x
    x = 6,437,109,840.90/91,349.92
  6. Step 6: Final answer
    x = 70,466.51

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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.