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Finding the Fourth Proportional to 165,907.71, 248,862.47 and 41,248.71

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Solution

The fourth proportional to 165,907.71, 248,862.47 and 41,248.71 is: 61,873.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,907.71 : 248,862.47 = 41,248.71 : x
  2. Step 2: Convert to fraction form
    165,907.71/248,862.47 = 41,248.71/x
  3. Step 3: Cross multiply
    165,907.71x = 248,862.47 × 41,248.71
  4. Step 4: Simplify right side
    165,907.71x = 10,265,255,648.67
  5. Step 5: Solve for x
    x = 10,265,255,648.67/165,907.71
  6. Step 6: Final answer
    x = 61,873.29

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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.