Home / 263,943.24-364,237.20-149,220.11

Finding the Fourth Proportional to 263,943.24, 364,237.20 and 149,220.11

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Solution

The fourth proportional to 263,943.24, 364,237.20 and 149,220.11 is: 205,921.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,943.24 : 364,237.20 = 149,220.11 : x
  2. Step 2: Convert to fraction form
    263,943.24/364,237.20 = 149,220.11/x
  3. Step 3: Cross multiply
    263,943.24x = 364,237.20 × 149,220.11
  4. Step 4: Simplify right side
    263,943.24x = 54,351,513,228.91
  5. Step 5: Solve for x
    x = 54,351,513,228.91/263,943.24
  6. Step 6: Final answer
    x = 205,921.22

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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.