Home / 74,169.46-111,277.95-21,582.10

Finding the Fourth Proportional to 74,169.46, 111,277.95 and 21,582.10

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Solution

The fourth proportional to 74,169.46, 111,277.95 and 21,582.10 is: 32,380.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,169.46 : 111,277.95 = 21,582.10 : x
  2. Step 2: Convert to fraction form
    74,169.46/111,277.95 = 21,582.10/x
  3. Step 3: Cross multiply
    74,169.46x = 111,277.95 × 21,582.10
  4. Step 4: Simplify right side
    74,169.46x = 2,401,611,844.70
  5. Step 5: Solve for x
    x = 2,401,611,844.70/74,169.46
  6. Step 6: Final answer
    x = 32,380.06

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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.