Home / 52,202.64-78,234.66-28,449.24

Finding the Fourth Proportional to 52,202.64, 78,234.66 and 28,449.24

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Solution

The fourth proportional to 52,202.64, 78,234.66 and 28,449.24 is: 42,636.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,202.64 : 78,234.66 = 28,449.24 : x
  2. Step 2: Convert to fraction form
    52,202.64/78,234.66 = 28,449.24/x
  3. Step 3: Cross multiply
    52,202.64x = 78,234.66 × 28,449.24
  4. Step 4: Simplify right side
    52,202.64x = 2,225,716,618.66
  5. Step 5: Solve for x
    x = 2,225,716,618.66/52,202.64
  6. Step 6: Final answer
    x = 42,636.09

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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.