Home / 165,359.51-228,194.52-89,908.01

Finding the Fourth Proportional to 165,359.51, 228,194.52 and 89,908.01

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Solution

The fourth proportional to 165,359.51, 228,194.52 and 89,908.01 is: 124,072.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,359.51 : 228,194.52 = 89,908.01 : x
  2. Step 2: Convert to fraction form
    165,359.51/228,194.52 = 89,908.01/x
  3. Step 3: Cross multiply
    165,359.51x = 228,194.52 × 89,908.01
  4. Step 4: Simplify right side
    165,359.51x = 20,516,515,186.11
  5. Step 5: Solve for x
    x = 20,516,515,186.11/165,359.51
  6. Step 6: Final answer
    x = 124,072.18

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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.