Home / 89,418.13-134,126.67-22,858.15

Finding the Fourth Proportional to 89,418.13, 134,126.67 and 22,858.15

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Solution

The fourth proportional to 89,418.13, 134,126.67 and 22,858.15 is: 34,287.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,418.13 : 134,126.67 = 22,858.15 : x
  2. Step 2: Convert to fraction form
    89,418.13/134,126.67 = 22,858.15/x
  3. Step 3: Cross multiply
    89,418.13x = 134,126.67 × 22,858.15
  4. Step 4: Simplify right side
    89,418.13x = 3,065,887,541.86
  5. Step 5: Solve for x
    x = 3,065,887,541.86/89,418.13
  6. Step 6: Final answer
    x = 34,287.09

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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.