Home / 88,359.85-132,552.09-28,390.14

Finding the Fourth Proportional to 88,359.85, 132,552.09 and 28,390.14

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Solution

The fourth proportional to 88,359.85, 132,552.09 and 28,390.14 is: 42,589.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,359.85 : 132,552.09 = 28,390.14 : x
  2. Step 2: Convert to fraction form
    88,359.85/132,552.09 = 28,390.14/x
  3. Step 3: Cross multiply
    88,359.85x = 132,552.09 × 28,390.14
  4. Step 4: Simplify right side
    88,359.85x = 3,763,172,392.39
  5. Step 5: Solve for x
    x = 3,763,172,392.39/88,359.85
  6. Step 6: Final answer
    x = 42,589.17

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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.