Home / 248,158.20-372,237.30-148,625.40

Finding the Fourth Proportional to 248,158.20, 372,237.30 and 148,625.40

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Solution

The fourth proportional to 248,158.20, 372,237.30 and 148,625.40 is: 222,938.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,158.20 : 372,237.30 = 148,625.40 : x
  2. Step 2: Convert to fraction form
    248,158.20/372,237.30 = 148,625.40/x
  3. Step 3: Cross multiply
    248,158.20x = 372,237.30 × 148,625.40
  4. Step 4: Simplify right side
    248,158.20x = 55,323,917,607.42
  5. Step 5: Solve for x
    x = 55,323,917,607.42/248,158.20
  6. Step 6: Final answer
    x = 222,938.10

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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.