Home / 146,821.10-220,246.20-46,956.20

Finding the Fourth Proportional to 146,821.10, 220,246.20 and 46,956.20

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Solution

The fourth proportional to 146,821.10, 220,246.20 and 46,956.20 is: 70,438.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,821.10 : 220,246.20 = 46,956.20 : x
  2. Step 2: Convert to fraction form
    146,821.10/220,246.20 = 46,956.20/x
  3. Step 3: Cross multiply
    146,821.10x = 220,246.20 × 46,956.20
  4. Step 4: Simplify right side
    146,821.10x = 10,341,924,616.44
  5. Step 5: Solve for x
    x = 10,341,924,616.44/146,821.10
  6. Step 6: Final answer
    x = 70,438.95

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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.