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Finding the Fourth Proportional to 240,662.75, 332,117.21 and 133,234.57

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Solution

The fourth proportional to 240,662.75, 332,117.21 and 133,234.57 is: 183,865.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,662.75 : 332,117.21 = 133,234.57 : x
  2. Step 2: Convert to fraction form
    240,662.75/332,117.21 = 133,234.57/x
  3. Step 3: Cross multiply
    240,662.75x = 332,117.21 × 133,234.57
  4. Step 4: Simplify right side
    240,662.75x = 44,249,494,412.18
  5. Step 5: Solve for x
    x = 44,249,494,412.18/240,662.75
  6. Step 6: Final answer
    x = 183,865.16

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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.