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Finding the Fourth Proportional to 144,605.52, 199,553.52 and 80,943.24

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Solution

The fourth proportional to 144,605.52, 199,553.52 and 80,943.24 is: 111,700.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,605.52 : 199,553.52 = 80,943.24 : x
  2. Step 2: Convert to fraction form
    144,605.52/199,553.52 = 80,943.24/x
  3. Step 3: Cross multiply
    144,605.52x = 199,553.52 × 80,943.24
  4. Step 4: Simplify right side
    144,605.52x = 16,152,508,462.20
  5. Step 5: Solve for x
    x = 16,152,508,462.20/144,605.52
  6. Step 6: Final answer
    x = 111,700.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.