Home / 87,453.47-131,184.29-28,293.77

Finding the Fourth Proportional to 87,453.47, 131,184.29 and 28,293.77

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Solution

The fourth proportional to 87,453.47, 131,184.29 and 28,293.77 is: 42,441.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,453.47 : 131,184.29 = 28,293.77 : x
  2. Step 2: Convert to fraction form
    87,453.47/131,184.29 = 28,293.77/x
  3. Step 3: Cross multiply
    87,453.47x = 131,184.29 × 28,293.77
  4. Step 4: Simplify right side
    87,453.47x = 3,711,698,527.57
  5. Step 5: Solve for x
    x = 3,711,698,527.57/87,453.47
  6. Step 6: Final answer
    x = 42,441.98

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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.