Home / 250,971.22-376,225.80-108,727.12

Finding the Fourth Proportional to 250,971.22, 376,225.80 and 108,727.12

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Solution

The fourth proportional to 250,971.22, 376,225.80 and 108,727.12 is: 162,990.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,971.22 : 376,225.80 = 108,727.12 : x
  2. Step 2: Convert to fraction form
    250,971.22/376,225.80 = 108,727.12/x
  3. Step 3: Cross multiply
    250,971.22x = 376,225.80 × 108,727.12
  4. Step 4: Simplify right side
    250,971.22x = 40,905,947,703.70
  5. Step 5: Solve for x
    x = 40,905,947,703.70/250,971.22
  6. Step 6: Final answer
    x = 162,990.59

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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.