Home / 240,685.62-332,148.78-133,257.57

Finding the Fourth Proportional to 240,685.62, 332,148.78 and 133,257.57

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Solution

The fourth proportional to 240,685.62, 332,148.78 and 133,257.57 is: 183,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,685.62 : 332,148.78 = 133,257.57 : x
  2. Step 2: Convert to fraction form
    240,685.62/332,148.78 = 133,257.57/x
  3. Step 3: Cross multiply
    240,685.62x = 332,148.78 × 133,257.57
  4. Step 4: Simplify right side
    240,685.62x = 44,261,339,301.26
  5. Step 5: Solve for x
    x = 44,261,339,301.26/240,685.62
  6. Step 6: Final answer
    x = 183,896.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.