Home / 55,234.32-82,794.75-31,493.30

Finding the Fourth Proportional to 55,234.32, 82,794.75 and 31,493.30

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Solution

The fourth proportional to 55,234.32, 82,794.75 and 31,493.30 is: 47,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,234.32 : 82,794.75 = 31,493.30 : x
  2. Step 2: Convert to fraction form
    55,234.32/82,794.75 = 31,493.30/x
  3. Step 3: Cross multiply
    55,234.32x = 82,794.75 × 31,493.30
  4. Step 4: Simplify right side
    55,234.32x = 2,607,479,368.10
  5. Step 5: Solve for x
    x = 2,607,479,368.10/55,234.32
  6. Step 6: Final answer
    x = 47,207.60

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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.