Home / 164,455.09-226,948.56-89,003.59

Finding the Fourth Proportional to 164,455.09, 226,948.56 and 89,003.59

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Solution

The fourth proportional to 164,455.09, 226,948.56 and 89,003.59 is: 122,825.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,455.09 : 226,948.56 = 89,003.59 : x
  2. Step 2: Convert to fraction form
    164,455.09/226,948.56 = 89,003.59/x
  3. Step 3: Cross multiply
    164,455.09x = 226,948.56 × 89,003.59
  4. Step 4: Simplify right side
    164,455.09x = 20,199,236,585.33
  5. Step 5: Solve for x
    x = 20,199,236,585.33/164,455.09
  6. Step 6: Final answer
    x = 122,825.24

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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.