Home / 89,615.48-134,442.66-27,284.36

Finding the Fourth Proportional to 89,615.48, 134,442.66 and 27,284.36

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Solution

The fourth proportional to 89,615.48, 134,442.66 and 27,284.36 is: 40,932.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,615.48 : 134,442.66 = 27,284.36 : x
  2. Step 2: Convert to fraction form
    89,615.48/134,442.66 = 27,284.36/x
  3. Step 3: Cross multiply
    89,615.48x = 134,442.66 × 27,284.36
  4. Step 4: Simplify right side
    89,615.48x = 3,668,181,934.80
  5. Step 5: Solve for x
    x = 3,668,181,934.80/89,615.48
  6. Step 6: Final answer
    x = 40,932.46

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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.