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Finding the Fourth Proportional to 79,441, 119,177.91 and 23,282.95

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Solution

The fourth proportional to 79,441, 119,177.91 and 23,282.95 is: 34,929.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,441 : 119,177.91 = 23,282.95 : x
  2. Step 2: Convert to fraction form
    79,441/119,177.91 = 23,282.95/x
  3. Step 3: Cross multiply
    79,441x = 119,177.91 × 23,282.95
  4. Step 4: Simplify right side
    79,441x = 2,774,813,319.63
  5. Step 5: Solve for x
    x = 2,774,813,319.63/79,441
  6. Step 6: Final answer
    x = 34,929.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.