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Finding the Fourth Proportional to 79,509, 119,265.66 and 24,105

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Solution

The fourth proportional to 79,509, 119,265.66 and 24,105 is: 36,158.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,509 : 119,265.66 = 24,105 : x
  2. Step 2: Convert to fraction form
    79,509/119,265.66 = 24,105/x
  3. Step 3: Cross multiply
    79,509x = 119,265.66 × 24,105
  4. Step 4: Simplify right side
    79,509x = 2,874,898,734.30
  5. Step 5: Solve for x
    x = 2,874,898,734.30/79,509
  6. Step 6: Final answer
    x = 36,158.15

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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.