Home / 89,867.07-134,817.89-34,458.75

Finding the Fourth Proportional to 89,867.07, 134,817.89 and 34,458.75

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Solution

The fourth proportional to 89,867.07, 134,817.89 and 34,458.75 is: 51,694.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,867.07 : 134,817.89 = 34,458.75 : x
  2. Step 2: Convert to fraction form
    89,867.07/134,817.89 = 34,458.75/x
  3. Step 3: Cross multiply
    89,867.07x = 134,817.89 × 34,458.75
  4. Step 4: Simplify right side
    89,867.07x = 4,645,655,794.74
  5. Step 5: Solve for x
    x = 4,645,655,794.74/89,867.07
  6. Step 6: Final answer
    x = 51,694.75

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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.