Home / 89,619.77-134,398.31-26,423.11

Finding the Fourth Proportional to 89,619.77, 134,398.31 and 26,423.11

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Solution

The fourth proportional to 89,619.77, 134,398.31 and 26,423.11 is: 39,625.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,619.77 : 134,398.31 = 26,423.11 : x
  2. Step 2: Convert to fraction form
    89,619.77/134,398.31 = 26,423.11/x
  3. Step 3: Cross multiply
    89,619.77x = 134,398.31 × 26,423.11
  4. Step 4: Simplify right side
    89,619.77x = 3,551,221,587.77
  5. Step 5: Solve for x
    x = 3,551,221,587.77/89,619.77
  6. Step 6: Final answer
    x = 39,625.43

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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.