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Finding the Fourth Proportional to 65,010.77, 97,519.50 and 18,267.29

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Solution

The fourth proportional to 65,010.77, 97,519.50 and 18,267.29 is: 27,401.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,010.77 : 97,519.50 = 18,267.29 : x
  2. Step 2: Convert to fraction form
    65,010.77/97,519.50 = 18,267.29/x
  3. Step 3: Cross multiply
    65,010.77x = 97,519.50 × 18,267.29
  4. Step 4: Simplify right side
    65,010.77x = 1,781,417,230.95
  5. Step 5: Solve for x
    x = 1,781,417,230.95/65,010.77
  6. Step 6: Final answer
    x = 27,401.88

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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.