Home / 248,299.20-342,653.38-140,848.47

Finding the Fourth Proportional to 248,299.20, 342,653.38 and 140,848.47

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Solution

The fourth proportional to 248,299.20, 342,653.38 and 140,848.47 is: 194,371.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,299.20 : 342,653.38 = 140,848.47 : x
  2. Step 2: Convert to fraction form
    248,299.20/342,653.38 = 140,848.47/x
  3. Step 3: Cross multiply
    248,299.20x = 342,653.38 × 140,848.47
  4. Step 4: Simplify right side
    248,299.20x = 48,262,203,961.21
  5. Step 5: Solve for x
    x = 48,262,203,961.21/248,299.20
  6. Step 6: Final answer
    x = 194,371.16

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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.