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Finding the Fourth Proportional to 140,600.52, 210,927.51 and 51,860.97

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Solution

The fourth proportional to 140,600.52, 210,927.51 and 51,860.97 is: 77,801.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,600.52 : 210,927.51 = 51,860.97 : x
  2. Step 2: Convert to fraction form
    140,600.52/210,927.51 = 51,860.97/x
  3. Step 3: Cross multiply
    140,600.52x = 210,927.51 × 51,860.97
  4. Step 4: Simplify right side
    140,600.52x = 10,938,905,268.28
  5. Step 5: Solve for x
    x = 10,938,905,268.28/140,600.52
  6. Step 6: Final answer
    x = 77,801.31

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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.