Home / 118,268.46-177,430.92-39,383.37

Finding the Fourth Proportional to 118,268.46, 177,430.92 and 39,383.37

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Solution

The fourth proportional to 118,268.46, 177,430.92 and 39,383.37 is: 59,084.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,268.46 : 177,430.92 = 39,383.37 : x
  2. Step 2: Convert to fraction form
    118,268.46/177,430.92 = 39,383.37/x
  3. Step 3: Cross multiply
    118,268.46x = 177,430.92 × 39,383.37
  4. Step 4: Simplify right side
    118,268.46x = 6,987,827,571.80
  5. Step 5: Solve for x
    x = 6,987,827,571.80/118,268.46
  6. Step 6: Final answer
    x = 59,084.46

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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.