Home / 144,314.80-199,025.46-90,604.84

Finding the Fourth Proportional to 144,314.80, 199,025.46 and 90,604.84

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Solution

The fourth proportional to 144,314.80, 199,025.46 and 90,604.84 is: 124,953.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,314.80 : 199,025.46 = 90,604.84 : x
  2. Step 2: Convert to fraction form
    144,314.80/199,025.46 = 90,604.84/x
  3. Step 3: Cross multiply
    144,314.80x = 199,025.46 × 90,604.84
  4. Step 4: Simplify right side
    144,314.80x = 18,032,669,959.23
  5. Step 5: Solve for x
    x = 18,032,669,959.23/144,314.80
  6. Step 6: Final answer
    x = 124,953.71

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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.