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Finding the Fourth Proportional to 134,041.94, 201,053.31 and 77,846.97

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Solution

The fourth proportional to 134,041.94, 201,053.31 and 77,846.97 is: 116,764.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,041.94 : 201,053.31 = 77,846.97 : x
  2. Step 2: Convert to fraction form
    134,041.94/201,053.31 = 77,846.97/x
  3. Step 3: Cross multiply
    134,041.94x = 201,053.31 × 77,846.97
  4. Step 4: Simplify right side
    134,041.94x = 15,651,390,991.97
  5. Step 5: Solve for x
    x = 15,651,390,991.97/134,041.94
  6. Step 6: Final answer
    x = 116,764.88

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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.