Home / 154,065.04-231,110.64-43,257.04

Finding the Fourth Proportional to 154,065.04, 231,110.64 and 43,257.04

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Solution

The fourth proportional to 154,065.04, 231,110.64 and 43,257.04 is: 64,889.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,065.04 : 231,110.64 = 43,257.04 : x
  2. Step 2: Convert to fraction form
    154,065.04/231,110.64 = 43,257.04/x
  3. Step 3: Cross multiply
    154,065.04x = 231,110.64 × 43,257.04
  4. Step 4: Simplify right side
    154,065.04x = 9,997,162,198.91
  5. Step 5: Solve for x
    x = 9,997,162,198.91/154,065.04
  6. Step 6: Final answer
    x = 64,889.23

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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.