Home / 248,531.98-342,983.85-141,112

Finding the Fourth Proportional to 248,531.98, 342,983.85 and 141,112

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Solution

The fourth proportional to 248,531.98, 342,983.85 and 141,112 is: 194,740.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,531.98 : 342,983.85 = 141,112 : x
  2. Step 2: Convert to fraction form
    248,531.98/342,983.85 = 141,112/x
  3. Step 3: Cross multiply
    248,531.98x = 342,983.85 × 141,112
  4. Step 4: Simplify right side
    248,531.98x = 48,399,137,041.20
  5. Step 5: Solve for x
    x = 48,399,137,041.20/248,531.98
  6. Step 6: Final answer
    x = 194,740.08

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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.