Home / 165,707.28-248,600.61-53,398.08

Finding the Fourth Proportional to 165,707.28, 248,600.61 and 53,398.08

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Solution

The fourth proportional to 165,707.28, 248,600.61 and 53,398.08 is: 80,109.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,707.28 : 248,600.61 = 53,398.08 : x
  2. Step 2: Convert to fraction form
    165,707.28/248,600.61 = 53,398.08/x
  3. Step 3: Cross multiply
    165,707.28x = 248,600.61 × 53,398.08
  4. Step 4: Simplify right side
    165,707.28x = 13,274,795,260.83
  5. Step 5: Solve for x
    x = 13,274,795,260.83/165,707.28
  6. Step 6: Final answer
    x = 80,109.91

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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.