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Finding the Fourth Proportional to 79,368.72, 119,052.36 and 23,964.72

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Solution

The fourth proportional to 79,368.72, 119,052.36 and 23,964.72 is: 35,946.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,368.72 : 119,052.36 = 23,964.72 : x
  2. Step 2: Convert to fraction form
    79,368.72/119,052.36 = 23,964.72/x
  3. Step 3: Cross multiply
    79,368.72x = 119,052.36 × 23,964.72
  4. Step 4: Simplify right side
    79,368.72x = 2,853,056,472.74
  5. Step 5: Solve for x
    x = 2,853,056,472.74/79,368.72
  6. Step 6: Final answer
    x = 35,946.86

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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.