Home / 89,418.48-134,148.49-26,236.05

Finding the Fourth Proportional to 89,418.48, 134,148.49 and 26,236.05

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Solution

The fourth proportional to 89,418.48, 134,148.49 and 26,236.05 is: 39,360.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,418.48 : 134,148.49 = 26,236.05 : x
  2. Step 2: Convert to fraction form
    89,418.48/134,148.49 = 26,236.05/x
  3. Step 3: Cross multiply
    89,418.48x = 134,148.49 × 26,236.05
  4. Step 4: Simplify right side
    89,418.48x = 3,519,525,689.14
  5. Step 5: Solve for x
    x = 3,519,525,689.14/89,418.48
  6. Step 6: Final answer
    x = 39,360.16

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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.