Home / 144,972.80-217,407.10-50,177.28

Finding the Fourth Proportional to 144,972.80, 217,407.10 and 50,177.28

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Solution

The fourth proportional to 144,972.80, 217,407.10 and 50,177.28 is: 75,247.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,972.80 : 217,407.10 = 50,177.28 : x
  2. Step 2: Convert to fraction form
    144,972.80/217,407.10 = 50,177.28/x
  3. Step 3: Cross multiply
    144,972.80x = 217,407.10 × 50,177.28
  4. Step 4: Simplify right side
    144,972.80x = 10,908,896,930.69
  5. Step 5: Solve for x
    x = 10,908,896,930.69/144,972.80
  6. Step 6: Final answer
    x = 75,247.89

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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.