Home / 89,655.22-134,451.44-26,458.57

Finding the Fourth Proportional to 89,655.22, 134,451.44 and 26,458.57

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Solution

The fourth proportional to 89,655.22, 134,451.44 and 26,458.57 is: 39,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,655.22 : 134,451.44 = 26,458.57 : x
  2. Step 2: Convert to fraction form
    89,655.22/134,451.44 = 26,458.57/x
  3. Step 3: Cross multiply
    89,655.22x = 134,451.44 × 26,458.57
  4. Step 4: Simplify right side
    89,655.22x = 3,557,392,032.29
  5. Step 5: Solve for x
    x = 3,557,392,032.29/89,655.22
  6. Step 6: Final answer
    x = 39,678.58

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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.