Home / 165,628.82-248,437.96-47,300.09

Finding the Fourth Proportional to 165,628.82, 248,437.96 and 47,300.09

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Solution

The fourth proportional to 165,628.82, 248,437.96 and 47,300.09 is: 70,948.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,628.82 : 248,437.96 = 47,300.09 : x
  2. Step 2: Convert to fraction form
    165,628.82/248,437.96 = 47,300.09/x
  3. Step 3: Cross multiply
    165,628.82x = 248,437.96 × 47,300.09
  4. Step 4: Simplify right side
    165,628.82x = 11,751,136,506.98
  5. Step 5: Solve for x
    x = 11,751,136,506.98/165,628.82
  6. Step 6: Final answer
    x = 70,948.62

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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.