Home / 164,067.12-226,412.82-88,615.62

Finding the Fourth Proportional to 164,067.12, 226,412.82 and 88,615.62

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Solution

The fourth proportional to 164,067.12, 226,412.82 and 88,615.62 is: 122,289.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,067.12 : 226,412.82 = 88,615.62 : x
  2. Step 2: Convert to fraction form
    164,067.12/226,412.82 = 88,615.62/x
  3. Step 3: Cross multiply
    164,067.12x = 226,412.82 × 88,615.62
  4. Step 4: Simplify right side
    164,067.12x = 20,063,712,420.25
  5. Step 5: Solve for x
    x = 20,063,712,420.25/164,067.12
  6. Step 6: Final answer
    x = 122,289.66

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1.5x scale

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.