Home / 134,305.88-185,338.19-73,876.49

Finding the Fourth Proportional to 134,305.88, 185,338.19 and 73,876.49

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Solution

The fourth proportional to 134,305.88, 185,338.19 and 73,876.49 is: 101,947.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,305.88 : 185,338.19 = 73,876.49 : x
  2. Step 2: Convert to fraction form
    134,305.88/185,338.19 = 73,876.49/x
  3. Step 3: Cross multiply
    134,305.88x = 185,338.19 × 73,876.49
  4. Step 4: Simplify right side
    134,305.88x = 13,692,134,893.17
  5. Step 5: Solve for x
    x = 13,692,134,893.17/134,305.88
  6. Step 6: Final answer
    x = 101,947.40

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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.