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Finding the Fourth Proportional to 65,937.50, 98,910.81 and 26,494.58

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Solution

The fourth proportional to 65,937.50, 98,910.81 and 26,494.58 is: 39,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,937.50 : 98,910.81 = 26,494.58 : x
  2. Step 2: Convert to fraction form
    65,937.50/98,910.81 = 26,494.58/x
  3. Step 3: Cross multiply
    65,937.50x = 98,910.81 × 26,494.58
  4. Step 4: Simplify right side
    65,937.50x = 2,620,600,368.41
  5. Step 5: Solve for x
    x = 2,620,600,368.41/65,937.50
  6. Step 6: Final answer
    x = 39,743.70

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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.