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Finding the Fourth Proportional to 144,133.38, 216,200.10 and 73,967.94

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Solution

The fourth proportional to 144,133.38, 216,200.10 and 73,967.94 is: 110,951.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,133.38 : 216,200.10 = 73,967.94 : x
  2. Step 2: Convert to fraction form
    144,133.38/216,200.10 = 73,967.94/x
  3. Step 3: Cross multiply
    144,133.38x = 216,200.10 × 73,967.94
  4. Step 4: Simplify right side
    144,133.38x = 15,991,876,024.79
  5. Step 5: Solve for x
    x = 15,991,876,024.79/144,133.38
  6. Step 6: Final answer
    x = 110,951.93

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1.5x scale

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.