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Finding the Fourth Proportional to 165,087.52, 227,818.44 and 93,465.68

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Solution

The fourth proportional to 165,087.52, 227,818.44 and 93,465.68 is: 128,981.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,087.52 : 227,818.44 = 93,465.68 : x
  2. Step 2: Convert to fraction form
    165,087.52/227,818.44 = 93,465.68/x
  3. Step 3: Cross multiply
    165,087.52x = 227,818.44 × 93,465.68
  4. Step 4: Simplify right side
    165,087.52x = 21,293,205,411.14
  5. Step 5: Solve for x
    x = 21,293,205,411.14/165,087.52
  6. Step 6: Final answer
    x = 128,981.31

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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.