Home / 134,154.34-201,273.63-55,305.70

Finding the Fourth Proportional to 134,154.34, 201,273.63 and 55,305.70

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Solution

The fourth proportional to 134,154.34, 201,273.63 and 55,305.70 is: 82,975.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,154.34 : 201,273.63 = 55,305.70 : x
  2. Step 2: Convert to fraction form
    134,154.34/201,273.63 = 55,305.70/x
  3. Step 3: Cross multiply
    134,154.34x = 201,273.63 × 55,305.70
  4. Step 4: Simplify right side
    134,154.34x = 11,131,578,998.69
  5. Step 5: Solve for x
    x = 11,131,578,998.69/134,154.34
  6. Step 6: Final answer
    x = 82,975.91

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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.