Home / 53,458.46-80,162.96-30,084.90

Finding the Fourth Proportional to 53,458.46, 80,162.96 and 30,084.90

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Solution

The fourth proportional to 53,458.46, 80,162.96 and 30,084.90 is: 45,113.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,458.46 : 80,162.96 = 30,084.90 : x
  2. Step 2: Convert to fraction form
    53,458.46/80,162.96 = 30,084.90/x
  3. Step 3: Cross multiply
    53,458.46x = 80,162.96 × 30,084.90
  4. Step 4: Simplify right side
    53,458.46x = 2,411,694,635.30
  5. Step 5: Solve for x
    x = 2,411,694,635.30/53,458.46
  6. Step 6: Final answer
    x = 45,113.43

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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.