Home / 165,696.24-248,539.40-45,760.51

Finding the Fourth Proportional to 165,696.24, 248,539.40 and 45,760.51

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Solution

The fourth proportional to 165,696.24, 248,539.40 and 45,760.51 is: 68,639.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,696.24 : 248,539.40 = 45,760.51 : x
  2. Step 2: Convert to fraction form
    165,696.24/248,539.40 = 45,760.51/x
  3. Step 3: Cross multiply
    165,696.24x = 248,539.40 × 45,760.51
  4. Step 4: Simplify right side
    165,696.24x = 11,373,289,699.09
  5. Step 5: Solve for x
    x = 11,373,289,699.09/165,696.24
  6. Step 6: Final answer
    x = 68,639.40

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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.