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Finding the Fourth Proportional to 79,825.59, 119,703.68 and 22,886.95

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Solution

The fourth proportional to 79,825.59, 119,703.68 and 22,886.95 is: 34,320.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,825.59 : 119,703.68 = 22,886.95 : x
  2. Step 2: Convert to fraction form
    79,825.59/119,703.68 = 22,886.95/x
  3. Step 3: Cross multiply
    79,825.59x = 119,703.68 × 22,886.95
  4. Step 4: Simplify right side
    79,825.59x = 2,739,652,495.45
  5. Step 5: Solve for x
    x = 2,739,652,495.45/79,825.59
  6. Step 6: Final answer
    x = 34,320.48

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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.