Home / 121,067.60-167,075.54-67,357.62

Finding the Fourth Proportional to 121,067.60, 167,075.54 and 67,357.62

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Solution

The fourth proportional to 121,067.60, 167,075.54 and 67,357.62 is: 92,954.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,067.60 : 167,075.54 = 67,357.62 : x
  2. Step 2: Convert to fraction form
    121,067.60/167,075.54 = 67,357.62/x
  3. Step 3: Cross multiply
    121,067.60x = 167,075.54 × 67,357.62
  4. Step 4: Simplify right side
    121,067.60x = 11,253,810,397.83
  5. Step 5: Solve for x
    x = 11,253,810,397.83/121,067.60
  6. Step 6: Final answer
    x = 92,954.76

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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.