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Finding the Fourth Proportional to 167,365.62, 251,090.91 and 77,473.13

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Solution

The fourth proportional to 167,365.62, 251,090.91 and 77,473.13 is: 116,229.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,365.62 : 251,090.91 = 77,473.13 : x
  2. Step 2: Convert to fraction form
    167,365.62/251,090.91 = 77,473.13/x
  3. Step 3: Cross multiply
    167,365.62x = 251,090.91 × 77,473.13
  4. Step 4: Simplify right side
    167,365.62x = 19,452,797,069.43
  5. Step 5: Solve for x
    x = 19,452,797,069.43/167,365.62
  6. Step 6: Final answer
    x = 116,229.35

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1.5x scale

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.