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Finding the Fourth Proportional to 175,252.78, 241,929.56 and 102,645.58

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Solution

The fourth proportional to 175,252.78, 241,929.56 and 102,645.58 is: 141,698.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,252.78 : 241,929.56 = 102,645.58 : x
  2. Step 2: Convert to fraction form
    175,252.78/241,929.56 = 102,645.58/x
  3. Step 3: Cross multiply
    175,252.78x = 241,929.56 × 102,645.58
  4. Step 4: Simplify right side
    175,252.78x = 24,833,000,005.34
  5. Step 5: Solve for x
    x = 24,833,000,005.34/175,252.78
  6. Step 6: Final answer
    x = 141,698.18

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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.