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Finding the Fourth Proportional to 164,972.24, 247,472.24 and 52,668.48

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Solution

The fourth proportional to 164,972.24, 247,472.24 and 52,668.48 is: 79,007.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,972.24 : 247,472.24 = 52,668.48 : x
  2. Step 2: Convert to fraction form
    164,972.24/247,472.24 = 52,668.48/x
  3. Step 3: Cross multiply
    164,972.24x = 247,472.24 × 52,668.48
  4. Step 4: Simplify right side
    164,972.24x = 13,033,986,723.00
  5. Step 5: Solve for x
    x = 13,033,986,723.00/164,972.24
  6. Step 6: Final answer
    x = 79,007.15

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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.