Home / 117,953.47-176,772.57-43,003.21

Finding the Fourth Proportional to 117,953.47, 176,772.57 and 43,003.21

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Solution

The fourth proportional to 117,953.47, 176,772.57 and 43,003.21 is: 64,447.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,953.47 : 176,772.57 = 43,003.21 : x
  2. Step 2: Convert to fraction form
    117,953.47/176,772.57 = 43,003.21/x
  3. Step 3: Cross multiply
    117,953.47x = 176,772.57 × 43,003.21
  4. Step 4: Simplify right side
    117,953.47x = 7,601,787,949.95
  5. Step 5: Solve for x
    x = 7,601,787,949.95/117,953.47
  6. Step 6: Final answer
    x = 64,447.34

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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.