Home / 161,797.86-223,282.08-90,182.43

Finding the Fourth Proportional to 161,797.86, 223,282.08 and 90,182.43

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Solution

The fourth proportional to 161,797.86, 223,282.08 and 90,182.43 is: 124,452.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,797.86 : 223,282.08 = 90,182.43 : x
  2. Step 2: Convert to fraction form
    161,797.86/223,282.08 = 90,182.43/x
  3. Step 3: Cross multiply
    161,797.86x = 223,282.08 × 90,182.43
  4. Step 4: Simplify right side
    161,797.86x = 20,136,120,549.85
  5. Step 5: Solve for x
    x = 20,136,120,549.85/161,797.86
  6. Step 6: Final answer
    x = 124,452.33

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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.