Home / 151,986.12-227,636.54-73,159.35

Finding the Fourth Proportional to 151,986.12, 227,636.54 and 73,159.35

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Solution

The fourth proportional to 151,986.12, 227,636.54 and 73,159.35 is: 109,574.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,986.12 : 227,636.54 = 73,159.35 : x
  2. Step 2: Convert to fraction form
    151,986.12/227,636.54 = 73,159.35/x
  3. Step 3: Cross multiply
    151,986.12x = 227,636.54 × 73,159.35
  4. Step 4: Simplify right side
    151,986.12x = 16,653,741,302.65
  5. Step 5: Solve for x
    x = 16,653,741,302.65/151,986.12
  6. Step 6: Final answer
    x = 109,574.09

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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.