Home / 113,996.67-170,994.66-80,123.23

Finding the Fourth Proportional to 113,996.67, 170,994.66 and 80,123.23

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Solution

The fourth proportional to 113,996.67, 170,994.66 and 80,123.23 is: 120,184.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,996.67 : 170,994.66 = 80,123.23 : x
  2. Step 2: Convert to fraction form
    113,996.67/170,994.66 = 80,123.23/x
  3. Step 3: Cross multiply
    113,996.67x = 170,994.66 × 80,123.23
  4. Step 4: Simplify right side
    113,996.67x = 13,700,644,471.95
  5. Step 5: Solve for x
    x = 13,700,644,471.95/113,996.67
  6. Step 6: Final answer
    x = 120,184.60

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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.