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Finding the Fourth Proportional to 248,744.58, 372,881.79 and 99,077.28

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Solution

The fourth proportional to 248,744.58, 372,881.79 and 99,077.28 is: 148,522.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,744.58 : 372,881.79 = 99,077.28 : x
  2. Step 2: Convert to fraction form
    248,744.58/372,881.79 = 99,077.28/x
  3. Step 3: Cross multiply
    248,744.58x = 372,881.79 × 99,077.28
  4. Step 4: Simplify right side
    248,744.58x = 36,944,113,514.73
  5. Step 5: Solve for x
    x = 36,944,113,514.73/248,744.58
  6. Step 6: Final answer
    x = 148,522.29

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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.