Home / 250,433.92-375,734.88-81,962.08

Finding the Fourth Proportional to 250,433.92, 375,734.88 and 81,962.08

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Solution

The fourth proportional to 250,433.92, 375,734.88 and 81,962.08 is: 122,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,433.92 : 375,734.88 = 81,962.08 : x
  2. Step 2: Convert to fraction form
    250,433.92/375,734.88 = 81,962.08/x
  3. Step 3: Cross multiply
    250,433.92x = 375,734.88 × 81,962.08
  4. Step 4: Simplify right side
    250,433.92x = 30,796,012,293.35
  5. Step 5: Solve for x
    x = 30,796,012,293.35/250,433.92
  6. Step 6: Final answer
    x = 122,970.61

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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.