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Finding the Fourth Proportional to 159,870.80, 240,162.60 and 133,626.80

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Solution

The fourth proportional to 159,870.80, 240,162.60 and 133,626.80 is: 200,738.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,870.80 : 240,162.60 = 133,626.80 : x
  2. Step 2: Convert to fraction form
    159,870.80/240,162.60 = 133,626.80/x
  3. Step 3: Cross multiply
    159,870.80x = 240,162.60 × 133,626.80
  4. Step 4: Simplify right side
    159,870.80x = 32,092,159,717.68
  5. Step 5: Solve for x
    x = 32,092,159,717.68/159,870.80
  6. Step 6: Final answer
    x = 200,738.09

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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.