Home / 165,688.47-228,650.31-94,068.50

Finding the Fourth Proportional to 165,688.47, 228,650.31 and 94,068.50

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Solution

The fourth proportional to 165,688.47, 228,650.31 and 94,068.50 is: 129,814.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,688.47 : 228,650.31 = 94,068.50 : x
  2. Step 2: Convert to fraction form
    165,688.47/228,650.31 = 94,068.50/x
  3. Step 3: Cross multiply
    165,688.47x = 228,650.31 × 94,068.50
  4. Step 4: Simplify right side
    165,688.47x = 21,508,790,542.98
  5. Step 5: Solve for x
    x = 21,508,790,542.98/165,688.47
  6. Step 6: Final answer
    x = 129,814.65

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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.