Home / 165,712.06-248,104.86-89,537.68

Finding the Fourth Proportional to 165,712.06, 248,104.86 and 89,537.68

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Solution

The fourth proportional to 165,712.06, 248,104.86 and 89,537.68 is: 134,056.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,712.06 : 248,104.86 = 89,537.68 : x
  2. Step 2: Convert to fraction form
    165,712.06/248,104.86 = 89,537.68/x
  3. Step 3: Cross multiply
    165,712.06x = 248,104.86 × 89,537.68
  4. Step 4: Simplify right side
    165,712.06x = 22,214,733,561.12
  5. Step 5: Solve for x
    x = 22,214,733,561.12/165,712.06
  6. Step 6: Final answer
    x = 134,056.23

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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.