Home / 89,316.52-123,258.36-49,034.08

Finding the Fourth Proportional to 89,316.52, 123,258.36 and 49,034.08

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Solution

The fourth proportional to 89,316.52, 123,258.36 and 49,034.08 is: 67,667.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,316.52 : 123,258.36 = 49,034.08 : x
  2. Step 2: Convert to fraction form
    89,316.52/123,258.36 = 49,034.08/x
  3. Step 3: Cross multiply
    89,316.52x = 123,258.36 × 49,034.08
  4. Step 4: Simplify right side
    89,316.52x = 6,043,860,284.91
  5. Step 5: Solve for x
    x = 6,043,860,284.91/89,316.52
  6. Step 6: Final answer
    x = 67,667.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.