Home / 165,121.15-227,908.02-93,543.37

Finding the Fourth Proportional to 165,121.15, 227,908.02 and 93,543.37

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Solution

The fourth proportional to 165,121.15, 227,908.02 and 93,543.37 is: 129,112.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,121.15 : 227,908.02 = 93,543.37 : x
  2. Step 2: Convert to fraction form
    165,121.15/227,908.02 = 93,543.37/x
  3. Step 3: Cross multiply
    165,121.15x = 227,908.02 × 93,543.37
  4. Step 4: Simplify right side
    165,121.15x = 21,319,284,240.83
  5. Step 5: Solve for x
    x = 21,319,284,240.83/165,121.15
  6. Step 6: Final answer
    x = 129,112.98

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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.