Home / 165,793.68-248,617.44-47,438.16

Finding the Fourth Proportional to 165,793.68, 248,617.44 and 47,438.16

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Solution

The fourth proportional to 165,793.68, 248,617.44 and 47,438.16 is: 71,136.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,793.68 : 248,617.44 = 47,438.16 : x
  2. Step 2: Convert to fraction form
    165,793.68/248,617.44 = 47,438.16/x
  3. Step 3: Cross multiply
    165,793.68x = 248,617.44 × 47,438.16
  4. Step 4: Simplify right side
    165,793.68x = 11,793,953,897.51
  5. Step 5: Solve for x
    x = 11,793,953,897.51/165,793.68
  6. Step 6: Final answer
    x = 71,136.33

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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.