Home / 134,336.82-185,385.58-73,913.78

Finding the Fourth Proportional to 134,336.82, 185,385.58 and 73,913.78

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Solution

The fourth proportional to 134,336.82, 185,385.58 and 73,913.78 is: 102,001.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,336.82 : 185,385.58 = 73,913.78 : x
  2. Step 2: Convert to fraction form
    134,336.82/185,385.58 = 73,913.78/x
  3. Step 3: Cross multiply
    134,336.82x = 185,385.58 × 73,913.78
  4. Step 4: Simplify right side
    134,336.82x = 13,702,548,975.29
  5. Step 5: Solve for x
    x = 13,702,548,975.29/134,336.82
  6. Step 6: Final answer
    x = 102,001.44

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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.