Home / 248,084.43-342,346.18-140,661.73

Finding the Fourth Proportional to 248,084.43, 342,346.18 and 140,661.73

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Solution

The fourth proportional to 248,084.43, 342,346.18 and 140,661.73 is: 194,107.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,084.43 : 342,346.18 = 140,661.73 : x
  2. Step 2: Convert to fraction form
    248,084.43/342,346.18 = 140,661.73/x
  3. Step 3: Cross multiply
    248,084.43x = 342,346.18 × 140,661.73
  4. Step 4: Simplify right side
    248,084.43x = 48,155,005,937.69
  5. Step 5: Solve for x
    x = 48,155,005,937.69/248,084.43
  6. Step 6: Final answer
    x = 194,107.33

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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.