Home / 134,660.45-201,995.78-50,411.76

Finding the Fourth Proportional to 134,660.45, 201,995.78 and 50,411.76

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Solution

The fourth proportional to 134,660.45, 201,995.78 and 50,411.76 is: 75,619.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,660.45 : 201,995.78 = 50,411.76 : x
  2. Step 2: Convert to fraction form
    134,660.45/201,995.78 = 50,411.76/x
  3. Step 3: Cross multiply
    134,660.45x = 201,995.78 × 50,411.76
  4. Step 4: Simplify right side
    134,660.45x = 10,182,962,530.31
  5. Step 5: Solve for x
    x = 10,182,962,530.31/134,660.45
  6. Step 6: Final answer
    x = 75,619.55

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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.