Home / 113,927.60-170,891.40-67,233.20

Finding the Fourth Proportional to 113,927.60, 170,891.40 and 67,233.20

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Solution

The fourth proportional to 113,927.60, 170,891.40 and 67,233.20 is: 100,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,927.60 : 170,891.40 = 67,233.20 : x
  2. Step 2: Convert to fraction form
    113,927.60/170,891.40 = 67,233.20/x
  3. Step 3: Cross multiply
    113,927.60x = 170,891.40 × 67,233.20
  4. Step 4: Simplify right side
    113,927.60x = 11,489,575,674.48
  5. Step 5: Solve for x
    x = 11,489,575,674.48/113,927.60
  6. Step 6: Final answer
    x = 100,849.80

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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.