Home / 153,949.20-230,923.80-146,732.10

Finding the Fourth Proportional to 153,949.20, 230,923.80 and 146,732.10

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Solution

The fourth proportional to 153,949.20, 230,923.80 and 146,732.10 is: 220,098.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,949.20 : 230,923.80 = 146,732.10 : x
  2. Step 2: Convert to fraction form
    153,949.20/230,923.80 = 146,732.10/x
  3. Step 3: Cross multiply
    153,949.20x = 230,923.80 × 146,732.10
  4. Step 4: Simplify right side
    153,949.20x = 33,883,934,113.98
  5. Step 5: Solve for x
    x = 33,883,934,113.98/153,949.20
  6. Step 6: Final answer
    x = 220,098.15

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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.