Home / 74,166.12-111,254.40-29,792.96

Finding the Fourth Proportional to 74,166.12, 111,254.40 and 29,792.96

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Solution

The fourth proportional to 74,166.12, 111,254.40 and 29,792.96 is: 44,691.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,166.12 : 111,254.40 = 29,792.96 : x
  2. Step 2: Convert to fraction form
    74,166.12/111,254.40 = 29,792.96/x
  3. Step 3: Cross multiply
    74,166.12x = 111,254.40 × 29,792.96
  4. Step 4: Simplify right side
    74,166.12x = 3,314,597,889.02
  5. Step 5: Solve for x
    x = 3,314,597,889.02/74,166.12
  6. Step 6: Final answer
    x = 44,691.54

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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.