Home / 117,982.08-176,557.32-73,629.72

Finding the Fourth Proportional to 117,982.08, 176,557.32 and 73,629.72

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Solution

The fourth proportional to 117,982.08, 176,557.32 and 73,629.72 is: 110,185.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,982.08 : 176,557.32 = 73,629.72 : x
  2. Step 2: Convert to fraction form
    117,982.08/176,557.32 = 73,629.72/x
  3. Step 3: Cross multiply
    117,982.08x = 176,557.32 × 73,629.72
  4. Step 4: Simplify right side
    117,982.08x = 12,999,866,035.55
  5. Step 5: Solve for x
    x = 12,999,866,035.55/117,982.08
  6. Step 6: Final answer
    x = 110,185.09

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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.