Home / 168,075.48-231,941.16-91,595.24

Finding the Fourth Proportional to 168,075.48, 231,941.16 and 91,595.24

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Solution

The fourth proportional to 168,075.48, 231,941.16 and 91,595.24 is: 126,399.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,075.48 : 231,941.16 = 91,595.24 : x
  2. Step 2: Convert to fraction form
    168,075.48/231,941.16 = 91,595.24/x
  3. Step 3: Cross multiply
    168,075.48x = 231,941.16 × 91,595.24
  4. Step 4: Simplify right side
    168,075.48x = 21,244,706,216.08
  5. Step 5: Solve for x
    x = 21,244,706,216.08/168,075.48
  6. Step 6: Final answer
    x = 126,399.79

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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.