Home / 248,002.41-342,270.05-140,560.90

Finding the Fourth Proportional to 248,002.41, 342,270.05 and 140,560.90

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Solution

The fourth proportional to 248,002.41, 342,270.05 and 140,560.90 is: 193,989.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,002.41 : 342,270.05 = 140,560.90 : x
  2. Step 2: Convert to fraction form
    248,002.41/342,270.05 = 140,560.90/x
  3. Step 3: Cross multiply
    248,002.41x = 342,270.05 × 140,560.90
  4. Step 4: Simplify right side
    248,002.41x = 48,109,786,271.05
  5. Step 5: Solve for x
    x = 48,109,786,271.05/248,002.41
  6. Step 6: Final answer
    x = 193,989.19

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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.