Home / 248,569.48-343,040.52-187,207.42

Finding the Fourth Proportional to 248,569.48, 343,040.52 and 187,207.42

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Solution

The fourth proportional to 248,569.48, 343,040.52 and 187,207.42 is: 258,357.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,569.48 : 343,040.52 = 187,207.42 : x
  2. Step 2: Convert to fraction form
    248,569.48/343,040.52 = 187,207.42/x
  3. Step 3: Cross multiply
    248,569.48x = 343,040.52 × 187,207.42
  4. Step 4: Simplify right side
    248,569.48x = 64,219,730,704.66
  5. Step 5: Solve for x
    x = 64,219,730,704.66/248,569.48
  6. Step 6: Final answer
    x = 258,357.26

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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.