Home / 95,243.85-142,819.61-28,671.57

Finding the Fourth Proportional to 95,243.85, 142,819.61 and 28,671.57

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Solution

The fourth proportional to 95,243.85, 142,819.61 and 28,671.57 is: 42,993.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,243.85 : 142,819.61 = 28,671.57 : x
  2. Step 2: Convert to fraction form
    95,243.85/142,819.61 = 28,671.57/x
  3. Step 3: Cross multiply
    95,243.85x = 142,819.61 × 28,671.57
  4. Step 4: Simplify right side
    95,243.85x = 4,094,862,302.13
  5. Step 5: Solve for x
    x = 4,094,862,302.13/95,243.85
  6. Step 6: Final answer
    x = 42,993.46

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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.