Home / 220,923.14-331,075.79-119,502.25

Finding the Fourth Proportional to 220,923.14, 331,075.79 and 119,502.25

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Solution

The fourth proportional to 220,923.14, 331,075.79 and 119,502.25 is: 179,086.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,923.14 : 331,075.79 = 119,502.25 : x
  2. Step 2: Convert to fraction form
    220,923.14/331,075.79 = 119,502.25/x
  3. Step 3: Cross multiply
    220,923.14x = 331,075.79 × 119,502.25
  4. Step 4: Simplify right side
    220,923.14x = 39,564,299,572.64
  5. Step 5: Solve for x
    x = 39,564,299,572.64/220,923.14
  6. Step 6: Final answer
    x = 179,086.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.