Home / 165,224.81-228,010.85-89,773.31

Finding the Fourth Proportional to 165,224.81, 228,010.85 and 89,773.31

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Solution

The fourth proportional to 165,224.81, 228,010.85 and 89,773.31 is: 123,887.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,224.81 : 228,010.85 = 89,773.31 : x
  2. Step 2: Convert to fraction form
    165,224.81/228,010.85 = 89,773.31/x
  3. Step 3: Cross multiply
    165,224.81x = 228,010.85 × 89,773.31
  4. Step 4: Simplify right side
    165,224.81x = 20,469,289,178.22
  5. Step 5: Solve for x
    x = 20,469,289,178.22/165,224.81
  6. Step 6: Final answer
    x = 123,887.50

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1.5x scale

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.