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Finding the Fourth Proportional to 79,545, 119,318.22 and 24,141

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Solution

The fourth proportional to 79,545, 119,318.22 and 24,141 is: 36,211.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,545 : 119,318.22 = 24,141 : x
  2. Step 2: Convert to fraction form
    79,545/119,318.22 = 24,141/x
  3. Step 3: Cross multiply
    79,545x = 119,318.22 × 24,141
  4. Step 4: Simplify right side
    79,545x = 2,880,461,149.02
  5. Step 5: Solve for x
    x = 2,880,461,149.02/79,545
  6. Step 6: Final answer
    x = 36,211.72

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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.