Home / 89,836.41-134,731.62-26,641.74

Finding the Fourth Proportional to 89,836.41, 134,731.62 and 26,641.74

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Solution

The fourth proportional to 89,836.41, 134,731.62 and 26,641.74 is: 39,955.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,836.41 : 134,731.62 = 26,641.74 : x
  2. Step 2: Convert to fraction form
    89,836.41/134,731.62 = 26,641.74/x
  3. Step 3: Cross multiply
    89,836.41x = 134,731.62 × 26,641.74
  4. Step 4: Simplify right side
    89,836.41x = 3,589,484,789.82
  5. Step 5: Solve for x
    x = 3,589,484,789.82/89,836.41
  6. Step 6: Final answer
    x = 39,955.79

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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.