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Finding the Fourth Proportional to 65,005.30, 97,517.40 and 27,565.30

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Solution

The fourth proportional to 65,005.30, 97,517.40 and 27,565.30 is: 41,351.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,005.30 : 97,517.40 = 27,565.30 : x
  2. Step 2: Convert to fraction form
    65,005.30/97,517.40 = 27,565.30/x
  3. Step 3: Cross multiply
    65,005.30x = 97,517.40 × 27,565.30
  4. Step 4: Simplify right side
    65,005.30x = 2,688,096,386.22
  5. Step 5: Solve for x
    x = 2,688,096,386.22/65,005.30
  6. Step 6: Final answer
    x = 41,351.96

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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.