Home / 263,941.74-364,235.13-149,218.61

Finding the Fourth Proportional to 263,941.74, 364,235.13 and 149,218.61

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Solution

The fourth proportional to 263,941.74, 364,235.13 and 149,218.61 is: 205,919.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,941.74 : 364,235.13 = 149,218.61 : x
  2. Step 2: Convert to fraction form
    263,941.74/364,235.13 = 149,218.61/x
  3. Step 3: Cross multiply
    263,941.74x = 364,235.13 × 149,218.61
  4. Step 4: Simplify right side
    263,941.74x = 54,350,657,990.59
  5. Step 5: Solve for x
    x = 54,350,657,990.59/263,941.74
  6. Step 6: Final answer
    x = 205,919.15

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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.