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Finding the Fourth Proportional to 65,071.80, 97,559.10 and 27,601.20

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Solution

The fourth proportional to 65,071.80, 97,559.10 and 27,601.20 is: 41,381.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,071.80 : 97,559.10 = 27,601.20 : x
  2. Step 2: Convert to fraction form
    65,071.80/97,559.10 = 27,601.20/x
  3. Step 3: Cross multiply
    65,071.80x = 97,559.10 × 27,601.20
  4. Step 4: Simplify right side
    65,071.80x = 2,692,748,230.92
  5. Step 5: Solve for x
    x = 2,692,748,230.92/65,071.80
  6. Step 6: Final answer
    x = 41,381.19

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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.