Home / 91,747.30-126,601.68-53,496.66

Finding the Fourth Proportional to 91,747.30, 126,601.68 and 53,496.66

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Solution

The fourth proportional to 91,747.30, 126,601.68 and 53,496.66 is: 73,819.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,747.30 : 126,601.68 = 53,496.66 : x
  2. Step 2: Convert to fraction form
    91,747.30/126,601.68 = 53,496.66/x
  3. Step 3: Cross multiply
    91,747.30x = 126,601.68 × 53,496.66
  4. Step 4: Simplify right side
    91,747.30x = 6,772,767,030.39
  5. Step 5: Solve for x
    x = 6,772,767,030.39/91,747.30
  6. Step 6: Final answer
    x = 73,819.80

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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.