Home / 75,712.40-113,570.42-36,226.11

Finding the Fourth Proportional to 75,712.40, 113,570.42 and 36,226.11

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Solution

The fourth proportional to 75,712.40, 113,570.42 and 36,226.11 is: 54,340.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,712.40 : 113,570.42 = 36,226.11 : x
  2. Step 2: Convert to fraction form
    75,712.40/113,570.42 = 36,226.11/x
  3. Step 3: Cross multiply
    75,712.40x = 113,570.42 × 36,226.11
  4. Step 4: Simplify right side
    75,712.40x = 4,114,214,527.67
  5. Step 5: Solve for x
    x = 4,114,214,527.67/75,712.40
  6. Step 6: Final answer
    x = 54,340.04

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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.