Home / 250,974.72-346,507.20-155,583.36

Finding the Fourth Proportional to 250,974.72, 346,507.20 and 155,583.36

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Solution

The fourth proportional to 250,974.72, 346,507.20 and 155,583.36 is: 214,805.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,974.72 : 346,507.20 = 155,583.36 : x
  2. Step 2: Convert to fraction form
    250,974.72/346,507.20 = 155,583.36/x
  3. Step 3: Cross multiply
    250,974.72x = 346,507.20 × 155,583.36
  4. Step 4: Simplify right side
    250,974.72x = 53,910,754,440.19
  5. Step 5: Solve for x
    x = 53,910,754,440.19/250,974.72
  6. Step 6: Final answer
    x = 214,805.52

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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.