Home / 134,149.76-201,188.64-63,889.28

Finding the Fourth Proportional to 134,149.76, 201,188.64 and 63,889.28

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Solution

The fourth proportional to 134,149.76, 201,188.64 and 63,889.28 is: 95,816.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,149.76 : 201,188.64 = 63,889.28 : x
  2. Step 2: Convert to fraction form
    134,149.76/201,188.64 = 63,889.28/x
  3. Step 3: Cross multiply
    134,149.76x = 201,188.64 × 63,889.28
  4. Step 4: Simplify right side
    134,149.76x = 12,853,797,353.78
  5. Step 5: Solve for x
    x = 12,853,797,353.78/134,149.76
  6. Step 6: Final answer
    x = 95,816.77

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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.