Home / 165,055.62-227,782.22-93,434.16

Finding the Fourth Proportional to 165,055.62, 227,782.22 and 93,434.16

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Solution

The fourth proportional to 165,055.62, 227,782.22 and 93,434.16 is: 128,942.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,055.62 : 227,782.22 = 93,434.16 : x
  2. Step 2: Convert to fraction form
    165,055.62/227,782.22 = 93,434.16/x
  3. Step 3: Cross multiply
    165,055.62x = 227,782.22 × 93,434.16
  4. Step 4: Simplify right side
    165,055.62x = 21,282,639,921.46
  5. Step 5: Solve for x
    x = 21,282,639,921.46/165,055.62
  6. Step 6: Final answer
    x = 128,942.23

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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.