Home / 146,823.90-220,235.85-36,015.90

Finding the Fourth Proportional to 146,823.90, 220,235.85 and 36,015.90

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Solution

The fourth proportional to 146,823.90, 220,235.85 and 36,015.90 is: 54,023.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,823.90 : 220,235.85 = 36,015.90 : x
  2. Step 2: Convert to fraction form
    146,823.90/220,235.85 = 36,015.90/x
  3. Step 3: Cross multiply
    146,823.90x = 220,235.85 × 36,015.90
  4. Step 4: Simplify right side
    146,823.90x = 7,931,992,350.02
  5. Step 5: Solve for x
    x = 7,931,992,350.02/146,823.90
  6. Step 6: Final answer
    x = 54,023.85

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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.