Home / 105,937.20-158,905.32-35,864.88

Finding the Fourth Proportional to 105,937.20, 158,905.32 and 35,864.88

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Solution

The fourth proportional to 105,937.20, 158,905.32 and 35,864.88 is: 53,797.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,937.20 : 158,905.32 = 35,864.88 : x
  2. Step 2: Convert to fraction form
    105,937.20/158,905.32 = 35,864.88/x
  3. Step 3: Cross multiply
    105,937.20x = 158,905.32 × 35,864.88
  4. Step 4: Simplify right side
    105,937.20x = 5,699,120,233.16
  5. Step 5: Solve for x
    x = 5,699,120,233.16/105,937.20
  6. Step 6: Final answer
    x = 53,797.16

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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.