Home / 165,460.28-248,260.41-90,492.90

Finding the Fourth Proportional to 165,460.28, 248,260.41 and 90,492.90

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Solution

The fourth proportional to 165,460.28, 248,260.41 and 90,492.90 is: 135,777.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,460.28 : 248,260.41 = 90,492.90 : x
  2. Step 2: Convert to fraction form
    165,460.28/248,260.41 = 90,492.90/x
  3. Step 3: Cross multiply
    165,460.28x = 248,260.41 × 90,492.90
  4. Step 4: Simplify right side
    165,460.28x = 22,465,804,456.09
  5. Step 5: Solve for x
    x = 22,465,804,456.09/165,460.28
  6. Step 6: Final answer
    x = 135,777.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.