Home / 140,528.64-210,875.43-51,843.97

Finding the Fourth Proportional to 140,528.64, 210,875.43 and 51,843.97

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Solution

The fourth proportional to 140,528.64, 210,875.43 and 51,843.97 is: 77,796.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,528.64 : 210,875.43 = 51,843.97 : x
  2. Step 2: Convert to fraction form
    140,528.64/210,875.43 = 51,843.97/x
  3. Step 3: Cross multiply
    140,528.64x = 210,875.43 × 51,843.97
  4. Step 4: Simplify right side
    140,528.64x = 10,932,619,466.66
  5. Step 5: Solve for x
    x = 10,932,619,466.66/140,528.64
  6. Step 6: Final answer
    x = 77,796.38

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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.