Home / 240,130.30-331,351.60-132,693.92

Finding the Fourth Proportional to 240,130.30, 331,351.60 and 132,693.92

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Solution

The fourth proportional to 240,130.30, 331,351.60 and 132,693.92 is: 183,102.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,130.30 : 331,351.60 = 132,693.92 : x
  2. Step 2: Convert to fraction form
    240,130.30/331,351.60 = 132,693.92/x
  3. Step 3: Cross multiply
    240,130.30x = 331,351.60 × 132,693.92
  4. Step 4: Simplify right side
    240,130.30x = 43,968,343,198.92
  5. Step 5: Solve for x
    x = 43,968,343,198.92/240,130.30
  6. Step 6: Final answer
    x = 183,102.02

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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.