Home / 117,972.64-176,857.20-55,599.52

Finding the Fourth Proportional to 117,972.64, 176,857.20 and 55,599.52

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Solution

The fourth proportional to 117,972.64, 176,857.20 and 55,599.52 is: 83,351.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,972.64 : 176,857.20 = 55,599.52 : x
  2. Step 2: Convert to fraction form
    117,972.64/176,857.20 = 55,599.52/x
  3. Step 3: Cross multiply
    117,972.64x = 176,857.20 × 55,599.52
  4. Step 4: Simplify right side
    117,972.64x = 9,833,175,428.54
  5. Step 5: Solve for x
    x = 9,833,175,428.54/117,972.64
  6. Step 6: Final answer
    x = 83,351.32

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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.