Home / 239,937.48-331,111.08-132,505.38

Finding the Fourth Proportional to 239,937.48, 331,111.08 and 132,505.38

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Solution

The fourth proportional to 239,937.48, 331,111.08 and 132,505.38 is: 182,855.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,937.48 : 331,111.08 = 132,505.38 : x
  2. Step 2: Convert to fraction form
    239,937.48/331,111.08 = 132,505.38/x
  3. Step 3: Cross multiply
    239,937.48x = 331,111.08 × 132,505.38
  4. Step 4: Simplify right side
    239,937.48x = 43,873,999,477.61
  5. Step 5: Solve for x
    x = 43,873,999,477.61/239,937.48
  6. Step 6: Final answer
    x = 182,855.97

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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.