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Finding the Fourth Proportional to 79,363.47, 119,041.36 and 29,453.30

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Solution

The fourth proportional to 79,363.47, 119,041.36 and 29,453.30 is: 44,178.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,363.47 : 119,041.36 = 29,453.30 : x
  2. Step 2: Convert to fraction form
    79,363.47/119,041.36 = 29,453.30/x
  3. Step 3: Cross multiply
    79,363.47x = 119,041.36 × 29,453.30
  4. Step 4: Simplify right side
    79,363.47x = 3,506,160,219.65
  5. Step 5: Solve for x
    x = 3,506,160,219.65/79,363.47
  6. Step 6: Final answer
    x = 44,178.51

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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.