Home / 122,399.41-183,598.80-69,067.15

Finding the Fourth Proportional to 122,399.41, 183,598.80 and 69,067.15

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Solution

The fourth proportional to 122,399.41, 183,598.80 and 69,067.15 is: 103,600.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,399.41 : 183,598.80 = 69,067.15 : x
  2. Step 2: Convert to fraction form
    122,399.41/183,598.80 = 69,067.15/x
  3. Step 3: Cross multiply
    122,399.41x = 183,598.80 × 69,067.15
  4. Step 4: Simplify right side
    122,399.41x = 12,680,645,859.42
  5. Step 5: Solve for x
    x = 12,680,645,859.42/122,399.41
  6. Step 6: Final answer
    x = 103,600.55

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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.