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Finding the Fourth Proportional to 248,084.10, 372,126.15 and 223,200.90

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Solution

The fourth proportional to 248,084.10, 372,126.15 and 223,200.90 is: 334,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,084.10 : 372,126.15 = 223,200.90 : x
  2. Step 2: Convert to fraction form
    248,084.10/372,126.15 = 223,200.90/x
  3. Step 3: Cross multiply
    248,084.10x = 372,126.15 × 223,200.90
  4. Step 4: Simplify right side
    248,084.10x = 83,058,891,593.54
  5. Step 5: Solve for x
    x = 83,058,891,593.54/248,084.10
  6. Step 6: Final answer
    x = 334,801.35

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1.5x scale

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.