Home / 165,055.87-227,782.56-93,434.41

Finding the Fourth Proportional to 165,055.87, 227,782.56 and 93,434.41

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Solution

The fourth proportional to 165,055.87, 227,782.56 and 93,434.41 is: 128,942.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,055.87 : 227,782.56 = 93,434.41 : x
  2. Step 2: Convert to fraction form
    165,055.87/227,782.56 = 93,434.41/x
  3. Step 3: Cross multiply
    165,055.87x = 227,782.56 × 93,434.41
  4. Step 4: Simplify right side
    165,055.87x = 21,282,729,101.89
  5. Step 5: Solve for x
    x = 21,282,729,101.89/165,055.87
  6. Step 6: Final answer
    x = 128,942.58

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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.