Home / 91,523.74-126,317.88-62,819.82

Finding the Fourth Proportional to 91,523.74, 126,317.88 and 62,819.82

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Solution

The fourth proportional to 91,523.74, 126,317.88 and 62,819.82 is: 86,701.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,523.74 : 126,317.88 = 62,819.82 : x
  2. Step 2: Convert to fraction form
    91,523.74/126,317.88 = 62,819.82/x
  3. Step 3: Cross multiply
    91,523.74x = 126,317.88 × 62,819.82
  4. Step 4: Simplify right side
    91,523.74x = 7,935,266,328.18
  5. Step 5: Solve for x
    x = 7,935,266,328.18/91,523.74
  6. Step 6: Final answer
    x = 86,701.73

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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.