Home / 248,005.42-342,274.20-140,563.90

Finding the Fourth Proportional to 248,005.42, 342,274.20 and 140,563.90

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Solution

The fourth proportional to 248,005.42, 342,274.20 and 140,563.90 is: 193,993.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,005.42 : 342,274.20 = 140,563.90 : x
  2. Step 2: Convert to fraction form
    248,005.42/342,274.20 = 140,563.90/x
  3. Step 3: Cross multiply
    248,005.42x = 342,274.20 × 140,563.90
  4. Step 4: Simplify right side
    248,005.42x = 48,111,396,421.38
  5. Step 5: Solve for x
    x = 48,111,396,421.38/248,005.42
  6. Step 6: Final answer
    x = 193,993.33

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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.