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Finding the Fourth Proportional to 181,055.44, 250,063.88 and 119,242.26

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Solution

The fourth proportional to 181,055.44, 250,063.88 and 119,242.26 is: 164,690.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,055.44 : 250,063.88 = 119,242.26 : x
  2. Step 2: Convert to fraction form
    181,055.44/250,063.88 = 119,242.26/x
  3. Step 3: Cross multiply
    181,055.44x = 250,063.88 × 119,242.26
  4. Step 4: Simplify right side
    181,055.44x = 29,818,182,195.57
  5. Step 5: Solve for x
    x = 29,818,182,195.57/181,055.44
  6. Step 6: Final answer
    x = 164,690.89

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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.