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Finding the Fourth Proportional to 65,565.96, 98,298.54 and 33,942.12

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Solution

The fourth proportional to 65,565.96, 98,298.54 and 33,942.12 is: 50,887.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,565.96 : 98,298.54 = 33,942.12 : x
  2. Step 2: Convert to fraction form
    65,565.96/98,298.54 = 33,942.12/x
  3. Step 3: Cross multiply
    65,565.96x = 98,298.54 × 33,942.12
  4. Step 4: Simplify right side
    65,565.96x = 3,336,460,840.50
  5. Step 5: Solve for x
    x = 3,336,460,840.50/65,565.96
  6. Step 6: Final answer
    x = 50,887.09

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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.