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Finding the Fourth Proportional to 73,868.70, 110,822.85 and 29,526.60

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Solution

The fourth proportional to 73,868.70, 110,822.85 and 29,526.60 is: 44,297.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,868.70 : 110,822.85 = 29,526.60 : x
  2. Step 2: Convert to fraction form
    73,868.70/110,822.85 = 29,526.60/x
  3. Step 3: Cross multiply
    73,868.70x = 110,822.85 × 29,526.60
  4. Step 4: Simplify right side
    73,868.70x = 3,272,221,962.81
  5. Step 5: Solve for x
    x = 3,272,221,962.81/73,868.70
  6. Step 6: Final answer
    x = 44,297.81

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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.