Home / 168,075.42-231,944.13-91,594.53

Finding the Fourth Proportional to 168,075.42, 231,944.13 and 91,594.53

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Solution

The fourth proportional to 168,075.42, 231,944.13 and 91,594.53 is: 126,400.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,075.42 : 231,944.13 = 91,594.53 : x
  2. Step 2: Convert to fraction form
    168,075.42/231,944.13 = 91,594.53/x
  3. Step 3: Cross multiply
    168,075.42x = 231,944.13 × 91,594.53
  4. Step 4: Simplify right side
    168,075.42x = 21,244,814,099.92
  5. Step 5: Solve for x
    x = 21,244,814,099.92/168,075.42
  6. Step 6: Final answer
    x = 126,400.48

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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.