Home / 248,119.32-342,327.42-140,680.92

Finding the Fourth Proportional to 248,119.32, 342,327.42 and 140,680.92

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Solution

The fourth proportional to 248,119.32, 342,327.42 and 140,680.92 is: 194,095.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,119.32 : 342,327.42 = 140,680.92 : x
  2. Step 2: Convert to fraction form
    248,119.32/342,327.42 = 140,680.92/x
  3. Step 3: Cross multiply
    248,119.32x = 342,327.42 × 140,680.92
  4. Step 4: Simplify right side
    248,119.32x = 48,158,936,386.83
  5. Step 5: Solve for x
    x = 48,158,936,386.83/248,119.32
  6. Step 6: Final answer
    x = 194,095.87

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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.