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Finding the Fourth Proportional to 240,655.92, 332,101 and 133,223.60

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Solution

The fourth proportional to 240,655.92, 332,101 and 133,223.60 is: 183,846.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,655.92 : 332,101 = 133,223.60 : x
  2. Step 2: Convert to fraction form
    240,655.92/332,101 = 133,223.60/x
  3. Step 3: Cross multiply
    240,655.92x = 332,101 × 133,223.60
  4. Step 4: Simplify right side
    240,655.92x = 44,243,690,783.60
  5. Step 5: Solve for x
    x = 44,243,690,783.60/240,655.92
  6. Step 6: Final answer
    x = 183,846.26

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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.