Home / 142,452.26-213,751.28-58,274.63

Finding the Fourth Proportional to 142,452.26, 213,751.28 and 58,274.63

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Solution

The fourth proportional to 142,452.26, 213,751.28 and 58,274.63 is: 87,441.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,452.26 : 213,751.28 = 58,274.63 : x
  2. Step 2: Convert to fraction form
    142,452.26/213,751.28 = 58,274.63/x
  3. Step 3: Cross multiply
    142,452.26x = 213,751.28 × 58,274.63
  4. Step 4: Simplify right side
    142,452.26x = 12,456,275,685.27
  5. Step 5: Solve for x
    x = 12,456,275,685.27/142,452.26
  6. Step 6: Final answer
    x = 87,441.76

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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.