Home / 118,494.72-177,751.44-39,609.36

Finding the Fourth Proportional to 118,494.72, 177,751.44 and 39,609.36

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Solution

The fourth proportional to 118,494.72, 177,751.44 and 39,609.36 is: 59,417.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,494.72 : 177,751.44 = 39,609.36 : x
  2. Step 2: Convert to fraction form
    118,494.72/177,751.44 = 39,609.36/x
  3. Step 3: Cross multiply
    118,494.72x = 177,751.44 × 39,609.36
  4. Step 4: Simplify right side
    118,494.72x = 7,040,620,777.48
  5. Step 5: Solve for x
    x = 7,040,620,777.48/118,494.72
  6. Step 6: Final answer
    x = 59,417.17

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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.