Home / 161,924.94-223,459.29-90,297.27

Finding the Fourth Proportional to 161,924.94, 223,459.29 and 90,297.27

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Solution

The fourth proportional to 161,924.94, 223,459.29 and 90,297.27 is: 124,611.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,924.94 : 223,459.29 = 90,297.27 : x
  2. Step 2: Convert to fraction form
    161,924.94/223,459.29 = 90,297.27/x
  3. Step 3: Cross multiply
    161,924.94x = 223,459.29 × 90,297.27
  4. Step 4: Simplify right side
    161,924.94x = 20,177,763,843.14
  5. Step 5: Solve for x
    x = 20,177,763,843.14/161,924.94
  6. Step 6: Final answer
    x = 124,611.83

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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.