Home / 165,192.06-227,963.79-89,741.10

Finding the Fourth Proportional to 165,192.06, 227,963.79 and 89,741.10

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Solution

The fourth proportional to 165,192.06, 227,963.79 and 89,741.10 is: 123,842.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,192.06 : 227,963.79 = 89,741.10 : x
  2. Step 2: Convert to fraction form
    165,192.06/227,963.79 = 89,741.10/x
  3. Step 3: Cross multiply
    165,192.06x = 227,963.79 × 89,741.10
  4. Step 4: Simplify right side
    165,192.06x = 20,457,721,274.77
  5. Step 5: Solve for x
    x = 20,457,721,274.77/165,192.06
  6. Step 6: Final answer
    x = 123,842.04

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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.