Home / 254,130.92-350,742.66-140,990.12

Finding the Fourth Proportional to 254,130.92, 350,742.66 and 140,990.12

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Solution

The fourth proportional to 254,130.92, 350,742.66 and 140,990.12 is: 194,589.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,130.92 : 350,742.66 = 140,990.12 : x
  2. Step 2: Convert to fraction form
    254,130.92/350,742.66 = 140,990.12/x
  3. Step 3: Cross multiply
    254,130.92x = 350,742.66 × 140,990.12
  4. Step 4: Simplify right side
    254,130.92x = 49,451,249,722.52
  5. Step 5: Solve for x
    x = 49,451,249,722.52/254,130.92
  6. Step 6: Final answer
    x = 194,589.66

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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.