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Finding the Fourth Proportional to 269,572.84, 372,010.60 and 148,714.44

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Solution

The fourth proportional to 269,572.84, 372,010.60 and 148,714.44 is: 205,225.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,572.84 : 372,010.60 = 148,714.44 : x
  2. Step 2: Convert to fraction form
    269,572.84/372,010.60 = 148,714.44/x
  3. Step 3: Cross multiply
    269,572.84x = 372,010.60 × 148,714.44
  4. Step 4: Simplify right side
    269,572.84x = 55,323,348,053.06
  5. Step 5: Solve for x
    x = 55,323,348,053.06/269,572.84
  6. Step 6: Final answer
    x = 205,225.97

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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.