Home / 240,428.16-331,784.64-132,995.20

Finding the Fourth Proportional to 240,428.16, 331,784.64 and 132,995.20

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Solution

The fourth proportional to 240,428.16, 331,784.64 and 132,995.20 is: 183,529.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,428.16 : 331,784.64 = 132,995.20 : x
  2. Step 2: Convert to fraction form
    240,428.16/331,784.64 = 132,995.20/x
  3. Step 3: Cross multiply
    240,428.16x = 331,784.64 × 132,995.20
  4. Step 4: Simplify right side
    240,428.16x = 44,125,764,553.73
  5. Step 5: Solve for x
    x = 44,125,764,553.73/240,428.16
  6. Step 6: Final answer
    x = 183,529.93

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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.