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Finding the Fourth Proportional to 134,556.58, 201,928.56 and 55,671.22

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Solution

The fourth proportional to 134,556.58, 201,928.56 and 55,671.22 is: 83,545.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,556.58 : 201,928.56 = 55,671.22 : x
  2. Step 2: Convert to fraction form
    134,556.58/201,928.56 = 55,671.22/x
  3. Step 3: Cross multiply
    134,556.58x = 201,928.56 × 55,671.22
  4. Step 4: Simplify right side
    134,556.58x = 11,241,609,288.04
  5. Step 5: Solve for x
    x = 11,241,609,288.04/134,556.58
  6. Step 6: Final answer
    x = 83,545.59

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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.