Home / 268,664.62-370,757.18-147,803.31

Finding the Fourth Proportional to 268,664.62, 370,757.18 and 147,803.31

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Solution

The fourth proportional to 268,664.62, 370,757.18 and 147,803.31 is: 203,968.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,664.62 : 370,757.18 = 147,803.31 : x
  2. Step 2: Convert to fraction form
    268,664.62/370,757.18 = 147,803.31/x
  3. Step 3: Cross multiply
    268,664.62x = 370,757.18 × 147,803.31
  4. Step 4: Simplify right side
    268,664.62x = 54,799,138,600.32
  5. Step 5: Solve for x
    x = 54,799,138,600.32/268,664.62
  6. Step 6: Final answer
    x = 203,968.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.