Home / 175,257.20-262,885.80-140,265.20

Finding the Fourth Proportional to 175,257.20, 262,885.80 and 140,265.20

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Solution

The fourth proportional to 175,257.20, 262,885.80 and 140,265.20 is: 210,397.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,257.20 : 262,885.80 = 140,265.20 : x
  2. Step 2: Convert to fraction form
    175,257.20/262,885.80 = 140,265.20/x
  3. Step 3: Cross multiply
    175,257.20x = 262,885.80 × 140,265.20
  4. Step 4: Simplify right side
    175,257.20x = 36,873,729,314.16
  5. Step 5: Solve for x
    x = 36,873,729,314.16/175,257.20
  6. Step 6: Final answer
    x = 210,397.80

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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.