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Finding the Fourth Proportional to 61,967.70, 92,987.46 and 26,427.11

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Solution

The fourth proportional to 61,967.70, 92,987.46 and 26,427.11 is: 39,655.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,967.70 : 92,987.46 = 26,427.11 : x
  2. Step 2: Convert to fraction form
    61,967.70/92,987.46 = 26,427.11/x
  3. Step 3: Cross multiply
    61,967.70x = 92,987.46 × 26,427.11
  4. Step 4: Simplify right side
    61,967.70x = 2,457,389,369.10
  5. Step 5: Solve for x
    x = 2,457,389,369.10/61,967.70
  6. Step 6: Final answer
    x = 39,655.97

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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.