Home / 248,702.02-343,209.22-135,524.78

Finding the Fourth Proportional to 248,702.02, 343,209.22 and 135,524.78

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Solution

The fourth proportional to 248,702.02, 343,209.22 and 135,524.78 is: 187,024.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,702.02 : 343,209.22 = 135,524.78 : x
  2. Step 2: Convert to fraction form
    248,702.02/343,209.22 = 135,524.78/x
  3. Step 3: Cross multiply
    248,702.02x = 343,209.22 × 135,524.78
  4. Step 4: Simplify right side
    248,702.02x = 46,513,354,034.47
  5. Step 5: Solve for x
    x = 46,513,354,034.47/248,702.02
  6. Step 6: Final answer
    x = 187,024.43

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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.