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Finding the Fourth Proportional to 134,659.95, 201,995.03 and 50,411.26

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Solution

The fourth proportional to 134,659.95, 201,995.03 and 50,411.26 is: 75,618.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,659.95 : 201,995.03 = 50,411.26 : x
  2. Step 2: Convert to fraction form
    134,659.95/201,995.03 = 50,411.26/x
  3. Step 3: Cross multiply
    134,659.95x = 201,995.03 × 50,411.26
  4. Step 4: Simplify right side
    134,659.95x = 10,182,823,976.04
  5. Step 5: Solve for x
    x = 10,182,823,976.04/134,659.95
  6. Step 6: Final answer
    x = 75,618.80

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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.