Home / 74,104.21-111,161.78-24,182.92

Finding the Fourth Proportional to 74,104.21, 111,161.78 and 24,182.92

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Solution

The fourth proportional to 74,104.21, 111,161.78 and 24,182.92 is: 36,276.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,104.21 : 111,161.78 = 24,182.92 : x
  2. Step 2: Convert to fraction form
    74,104.21/111,161.78 = 24,182.92/x
  3. Step 3: Cross multiply
    74,104.21x = 111,161.78 × 24,182.92
  4. Step 4: Simplify right side
    74,104.21x = 2,688,215,756.07
  5. Step 5: Solve for x
    x = 2,688,215,756.07/74,104.21
  6. Step 6: Final answer
    x = 36,276.16

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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.