Home / 165,352.64-228,185.52-89,901.14

Finding the Fourth Proportional to 165,352.64, 228,185.52 and 89,901.14

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Solution

The fourth proportional to 165,352.64, 228,185.52 and 89,901.14 is: 124,062.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,352.64 : 228,185.52 = 89,901.14 : x
  2. Step 2: Convert to fraction form
    165,352.64/228,185.52 = 89,901.14/x
  3. Step 3: Cross multiply
    165,352.64x = 228,185.52 × 89,901.14
  4. Step 4: Simplify right side
    165,352.64x = 20,514,138,379.49
  5. Step 5: Solve for x
    x = 20,514,138,379.49/165,352.64
  6. Step 6: Final answer
    x = 124,062.96

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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.