Home / 248,929.98-343,524.15-135,753.18

Finding the Fourth Proportional to 248,929.98, 343,524.15 and 135,753.18

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Solution

The fourth proportional to 248,929.98, 343,524.15 and 135,753.18 is: 187,339.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,929.98 : 343,524.15 = 135,753.18 : x
  2. Step 2: Convert to fraction form
    248,929.98/343,524.15 = 135,753.18/x
  3. Step 3: Cross multiply
    248,929.98x = 343,524.15 × 135,753.18
  4. Step 4: Simplify right side
    248,929.98x = 46,634,495,769.30
  5. Step 5: Solve for x
    x = 46,634,495,769.30/248,929.98
  6. Step 6: Final answer
    x = 187,339.81

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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.