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Finding the Fourth Proportional to 240,717.60, 332,186.40 and 133,287.30

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Solution

The fourth proportional to 240,717.60, 332,186.40 and 133,287.30 is: 183,934.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,717.60 : 332,186.40 = 133,287.30 : x
  2. Step 2: Convert to fraction form
    240,717.60/332,186.40 = 133,287.30/x
  3. Step 3: Cross multiply
    240,717.60x = 332,186.40 × 133,287.30
  4. Step 4: Simplify right side
    240,717.60x = 44,276,228,352.72
  5. Step 5: Solve for x
    x = 44,276,228,352.72/240,717.60
  6. Step 6: Final answer
    x = 183,934.32

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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.