Home / 151,439.74-226,868.46-84,677.38

Finding the Fourth Proportional to 151,439.74, 226,868.46 and 84,677.38

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Solution

The fourth proportional to 151,439.74, 226,868.46 and 84,677.38 is: 126,853.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,439.74 : 226,868.46 = 84,677.38 : x
  2. Step 2: Convert to fraction form
    151,439.74/226,868.46 = 84,677.38/x
  3. Step 3: Cross multiply
    151,439.74x = 226,868.46 × 84,677.38
  4. Step 4: Simplify right side
    151,439.74x = 19,210,626,797.43
  5. Step 5: Solve for x
    x = 19,210,626,797.43/151,439.74
  6. Step 6: Final answer
    x = 126,853.27

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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.