Home / 89,932.71-134,873.55-26,750.28

Finding the Fourth Proportional to 89,932.71, 134,873.55 and 26,750.28

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Solution

The fourth proportional to 89,932.71, 134,873.55 and 26,750.28 is: 40,117.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,932.71 : 134,873.55 = 26,750.28 : x
  2. Step 2: Convert to fraction form
    89,932.71/134,873.55 = 26,750.28/x
  3. Step 3: Cross multiply
    89,932.71x = 134,873.55 × 26,750.28
  4. Step 4: Simplify right side
    89,932.71x = 3,607,905,227.09
  5. Step 5: Solve for x
    x = 3,607,905,227.09/89,932.71
  6. Step 6: Final answer
    x = 40,117.83

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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.