Home / 134,487.70-185,419.59-110,198.36

Finding the Fourth Proportional to 134,487.70, 185,419.59 and 110,198.36

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Solution

The fourth proportional to 134,487.70, 185,419.59 and 110,198.36 is: 151,931.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,487.70 : 185,419.59 = 110,198.36 : x
  2. Step 2: Convert to fraction form
    134,487.70/185,419.59 = 110,198.36/x
  3. Step 3: Cross multiply
    134,487.70x = 185,419.59 × 110,198.36
  4. Step 4: Simplify right side
    134,487.70x = 20,432,934,729.87
  5. Step 5: Solve for x
    x = 20,432,934,729.87/134,487.70
  6. Step 6: Final answer
    x = 151,931.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.