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Finding the Fourth Proportional to 65,394.38, 98,134.65 and 35,832.98

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Solution

The fourth proportional to 65,394.38, 98,134.65 and 35,832.98 is: 53,773.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,394.38 : 98,134.65 = 35,832.98 : x
  2. Step 2: Convert to fraction form
    65,394.38/98,134.65 = 35,832.98/x
  3. Step 3: Cross multiply
    65,394.38x = 98,134.65 × 35,832.98
  4. Step 4: Simplify right side
    65,394.38x = 3,516,456,460.08
  5. Step 5: Solve for x
    x = 3,516,456,460.08/65,394.38
  6. Step 6: Final answer
    x = 53,773.07

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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.