Home / 165,462.59-248,263.88-90,495.22

Finding the Fourth Proportional to 165,462.59, 248,263.88 and 90,495.22

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Solution

The fourth proportional to 165,462.59, 248,263.88 and 90,495.22 is: 135,781.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,462.59 : 248,263.88 = 90,495.22 : x
  2. Step 2: Convert to fraction form
    165,462.59/248,263.88 = 90,495.22/x
  3. Step 3: Cross multiply
    165,462.59x = 248,263.88 × 90,495.22
  4. Step 4: Simplify right side
    165,462.59x = 22,466,693,197.33
  5. Step 5: Solve for x
    x = 22,466,693,197.33/165,462.59
  6. Step 6: Final answer
    x = 135,781.10

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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.