Home / 175,217.20-262,825.80-140,225.20

Finding the Fourth Proportional to 175,217.20, 262,825.80 and 140,225.20

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Solution

The fourth proportional to 175,217.20, 262,825.80 and 140,225.20 is: 210,337.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,217.20 : 262,825.80 = 140,225.20 : x
  2. Step 2: Convert to fraction form
    175,217.20/262,825.80 = 140,225.20/x
  3. Step 3: Cross multiply
    175,217.20x = 262,825.80 × 140,225.20
  4. Step 4: Simplify right side
    175,217.20x = 36,854,800,370.16
  5. Step 5: Solve for x
    x = 36,854,800,370.16/175,217.20
  6. Step 6: Final answer
    x = 210,337.80

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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.