Home / 140,349.22-210,568.78-50,331.28

Finding the Fourth Proportional to 140,349.22, 210,568.78 and 50,331.28

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Solution

The fourth proportional to 140,349.22, 210,568.78 and 50,331.28 is: 75,513.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,349.22 : 210,568.78 = 50,331.28 : x
  2. Step 2: Convert to fraction form
    140,349.22/210,568.78 = 50,331.28/x
  3. Step 3: Cross multiply
    140,349.22x = 210,568.78 × 50,331.28
  4. Step 4: Simplify right side
    140,349.22x = 10,598,196,225.44
  5. Step 5: Solve for x
    x = 10,598,196,225.44/140,349.22
  6. Step 6: Final answer
    x = 75,513.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.