Home / 126,920.40-190,380.60-32,150.40

Finding the Fourth Proportional to 126,920.40, 190,380.60 and 32,150.40

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Solution

The fourth proportional to 126,920.40, 190,380.60 and 32,150.40 is: 48,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,920.40 : 190,380.60 = 32,150.40 : x
  2. Step 2: Convert to fraction form
    126,920.40/190,380.60 = 32,150.40/x
  3. Step 3: Cross multiply
    126,920.40x = 190,380.60 × 32,150.40
  4. Step 4: Simplify right side
    126,920.40x = 6,120,812,442.24
  5. Step 5: Solve for x
    x = 6,120,812,442.24/126,920.40
  6. Step 6: Final answer
    x = 48,225.60

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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.