Home / 165,269.26-228,070.77-89,817.76

Finding the Fourth Proportional to 165,269.26, 228,070.77 and 89,817.76

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Solution

The fourth proportional to 165,269.26, 228,070.77 and 89,817.76 is: 123,948.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,269.26 : 228,070.77 = 89,817.76 : x
  2. Step 2: Convert to fraction form
    165,269.26/228,070.77 = 89,817.76/x
  3. Step 3: Cross multiply
    165,269.26x = 228,070.77 × 89,817.76
  4. Step 4: Simplify right side
    165,269.26x = 20,484,804,542.52
  5. Step 5: Solve for x
    x = 20,484,804,542.52/165,269.26
  6. Step 6: Final answer
    x = 123,948.07

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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.