Home / 248,538.06-343,013.40-141,142.59

Finding the Fourth Proportional to 248,538.06, 343,013.40 and 141,142.59

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Solution

The fourth proportional to 248,538.06, 343,013.40 and 141,142.59 is: 194,794.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,538.06 : 343,013.40 = 141,142.59 : x
  2. Step 2: Convert to fraction form
    248,538.06/343,013.40 = 141,142.59/x
  3. Step 3: Cross multiply
    248,538.06x = 343,013.40 × 141,142.59
  4. Step 4: Simplify right side
    248,538.06x = 48,413,799,680.71
  5. Step 5: Solve for x
    x = 48,413,799,680.71/248,538.06
  6. Step 6: Final answer
    x = 194,794.31

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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.