Home / 165,688.10-248,532.03-47,359.47

Finding the Fourth Proportional to 165,688.10, 248,532.03 and 47,359.47

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Solution

The fourth proportional to 165,688.10, 248,532.03 and 47,359.47 is: 71,039.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,688.10 : 248,532.03 = 47,359.47 : x
  2. Step 2: Convert to fraction form
    165,688.10/248,532.03 = 47,359.47/x
  3. Step 3: Cross multiply
    165,688.10x = 248,532.03 × 47,359.47
  4. Step 4: Simplify right side
    165,688.10x = 11,770,345,218.82
  5. Step 5: Solve for x
    x = 11,770,345,218.82/165,688.10
  6. Step 6: Final answer
    x = 71,039.17

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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.