Home / 146,773.10-220,159.65-100,117.10

Finding the Fourth Proportional to 146,773.10, 220,159.65 and 100,117.10

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Solution

The fourth proportional to 146,773.10, 220,159.65 and 100,117.10 is: 150,175.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,773.10 : 220,159.65 = 100,117.10 : x
  2. Step 2: Convert to fraction form
    146,773.10/220,159.65 = 100,117.10/x
  3. Step 3: Cross multiply
    146,773.10x = 220,159.65 × 100,117.10
  4. Step 4: Simplify right side
    146,773.10x = 22,041,745,695.02
  5. Step 5: Solve for x
    x = 22,041,745,695.02/146,773.10
  6. Step 6: Final answer
    x = 150,175.65

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1.5x scale

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.