Home / 240,114.28-331,377.66-132,705.28

Finding the Fourth Proportional to 240,114.28, 331,377.66 and 132,705.28

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Solution

The fourth proportional to 240,114.28, 331,377.66 and 132,705.28 is: 183,144.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,114.28 : 331,377.66 = 132,705.28 : x
  2. Step 2: Convert to fraction form
    240,114.28/331,377.66 = 132,705.28/x
  3. Step 3: Cross multiply
    240,114.28x = 331,377.66 × 132,705.28
  4. Step 4: Simplify right side
    240,114.28x = 43,975,565,156.04
  5. Step 5: Solve for x
    x = 43,975,565,156.04/240,114.28
  6. Step 6: Final answer
    x = 183,144.31

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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.