Home / 250,669.26-345,728.07-155,228.94

Finding the Fourth Proportional to 250,669.26, 345,728.07 and 155,228.94

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Solution

The fourth proportional to 250,669.26, 345,728.07 and 155,228.94 is: 214,094.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,669.26 : 345,728.07 = 155,228.94 : x
  2. Step 2: Convert to fraction form
    250,669.26/345,728.07 = 155,228.94/x
  3. Step 3: Cross multiply
    250,669.26x = 345,728.07 × 155,228.94
  4. Step 4: Simplify right side
    250,669.26x = 53,667,001,834.35
  5. Step 5: Solve for x
    x = 53,667,001,834.35/250,669.26
  6. Step 6: Final answer
    x = 214,094.87

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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.