Home / 95,133.28-142,701.33-45,218.51

Finding the Fourth Proportional to 95,133.28, 142,701.33 and 45,218.51

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Solution

The fourth proportional to 95,133.28, 142,701.33 and 45,218.51 is: 67,828.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,133.28 : 142,701.33 = 45,218.51 : x
  2. Step 2: Convert to fraction form
    95,133.28/142,701.33 = 45,218.51/x
  3. Step 3: Cross multiply
    95,133.28x = 142,701.33 × 45,218.51
  4. Step 4: Simplify right side
    95,133.28x = 6,452,741,517.62
  5. Step 5: Solve for x
    x = 6,452,741,517.62/95,133.28
  6. Step 6: Final answer
    x = 67,828.44

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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.