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Finding the Fourth Proportional to 64,876.70, 97,315.05 and 23,327.90

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Solution

The fourth proportional to 64,876.70, 97,315.05 and 23,327.90 is: 34,991.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,876.70 : 97,315.05 = 23,327.90 : x
  2. Step 2: Convert to fraction form
    64,876.70/97,315.05 = 23,327.90/x
  3. Step 3: Cross multiply
    64,876.70x = 97,315.05 × 23,327.90
  4. Step 4: Simplify right side
    64,876.70x = 2,270,155,754.90
  5. Step 5: Solve for x
    x = 2,270,155,754.90/64,876.70
  6. Step 6: Final answer
    x = 34,991.85

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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.