Home / 178,058.22-266,902.71-111,345.18

Finding the Fourth Proportional to 178,058.22, 266,902.71 and 111,345.18

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Solution

The fourth proportional to 178,058.22, 266,902.71 and 111,345.18 is: 166,902.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,058.22 : 266,902.71 = 111,345.18 : x
  2. Step 2: Convert to fraction form
    178,058.22/266,902.71 = 111,345.18/x
  3. Step 3: Cross multiply
    178,058.22x = 266,902.71 × 111,345.18
  4. Step 4: Simplify right side
    178,058.22x = 29,718,330,287.44
  5. Step 5: Solve for x
    x = 29,718,330,287.44/178,058.22
  6. Step 6: Final answer
    x = 166,902.32

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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.