Home / 164,453.09-226,945.80-89,001.59

Finding the Fourth Proportional to 164,453.09, 226,945.80 and 89,001.59

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Solution

The fourth proportional to 164,453.09, 226,945.80 and 89,001.59 is: 122,822.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,453.09 : 226,945.80 = 89,001.59 : x
  2. Step 2: Convert to fraction form
    164,453.09/226,945.80 = 89,001.59/x
  3. Step 3: Cross multiply
    164,453.09x = 226,945.80 × 89,001.59
  4. Step 4: Simplify right side
    164,453.09x = 20,198,535,909.09
  5. Step 5: Solve for x
    x = 20,198,535,909.09/164,453.09
  6. Step 6: Final answer
    x = 122,822.48

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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.