Home / 134,375.19-185,438.43-73,944.33

Finding the Fourth Proportional to 134,375.19, 185,438.43 and 73,944.33

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Solution

The fourth proportional to 134,375.19, 185,438.43 and 73,944.33 is: 102,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,375.19 : 185,438.43 = 73,944.33 : x
  2. Step 2: Convert to fraction form
    134,375.19/185,438.43 = 73,944.33/x
  3. Step 3: Cross multiply
    134,375.19x = 185,438.43 × 73,944.33
  4. Step 4: Simplify right side
    134,375.19x = 13,712,120,462.60
  5. Step 5: Solve for x
    x = 13,712,120,462.60/134,375.19
  6. Step 6: Final answer
    x = 102,043.54

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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.