Home / 165,426.71-248,162.94-53,080.52

Finding the Fourth Proportional to 165,426.71, 248,162.94 and 53,080.52

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Solution

The fourth proportional to 165,426.71, 248,162.94 and 53,080.52 is: 79,628.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,426.71 : 248,162.94 = 53,080.52 : x
  2. Step 2: Convert to fraction form
    165,426.71/248,162.94 = 53,080.52/x
  3. Step 3: Cross multiply
    165,426.71x = 248,162.94 × 53,080.52
  4. Step 4: Simplify right side
    165,426.71x = 13,172,616,659.11
  5. Step 5: Solve for x
    x = 13,172,616,659.11/165,426.71
  6. Step 6: Final answer
    x = 79,628.11

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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.