Home / 74,569.20-111,562.20-48,325.20

Finding the Fourth Proportional to 74,569.20, 111,562.20 and 48,325.20

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Solution

The fourth proportional to 74,569.20, 111,562.20 and 48,325.20 is: 72,298.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,569.20 : 111,562.20 = 48,325.20 : x
  2. Step 2: Convert to fraction form
    74,569.20/111,562.20 = 48,325.20/x
  3. Step 3: Cross multiply
    74,569.20x = 111,562.20 × 48,325.20
  4. Step 4: Simplify right side
    74,569.20x = 5,391,265,627.44
  5. Step 5: Solve for x
    x = 5,391,265,627.44/74,569.20
  6. Step 6: Final answer
    x = 72,298.83

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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.