Home / 248,308.28-342,673.16-140,882.84

Finding the Fourth Proportional to 248,308.28, 342,673.16 and 140,882.84

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Solution

The fourth proportional to 248,308.28, 342,673.16 and 140,882.84 is: 194,422.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,308.28 : 342,673.16 = 140,882.84 : x
  2. Step 2: Convert to fraction form
    248,308.28/342,673.16 = 140,882.84/x
  3. Step 3: Cross multiply
    248,308.28x = 342,673.16 × 140,882.84
  4. Step 4: Simplify right side
    248,308.28x = 48,276,767,972.57
  5. Step 5: Solve for x
    x = 48,276,767,972.57/248,308.28
  6. Step 6: Final answer
    x = 194,422.71

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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.