Home / 74,814.24-112,202.16-22,211.52

Finding the Fourth Proportional to 74,814.24, 112,202.16 and 22,211.52

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Solution

The fourth proportional to 74,814.24, 112,202.16 and 22,211.52 is: 33,311.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,814.24 : 112,202.16 = 22,211.52 : x
  2. Step 2: Convert to fraction form
    74,814.24/112,202.16 = 22,211.52/x
  3. Step 3: Cross multiply
    74,814.24x = 112,202.16 × 22,211.52
  4. Step 4: Simplify right side
    74,814.24x = 2,492,180,520.88
  5. Step 5: Solve for x
    x = 2,492,180,520.88/74,814.24
  6. Step 6: Final answer
    x = 33,311.58

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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.