Home / 118,248.46-177,399.42-39,365.80

Finding the Fourth Proportional to 118,248.46, 177,399.42 and 39,365.80

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Solution

The fourth proportional to 118,248.46, 177,399.42 and 39,365.80 is: 59,057.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,248.46 : 177,399.42 = 39,365.80 : x
  2. Step 2: Convert to fraction form
    118,248.46/177,399.42 = 39,365.80/x
  3. Step 3: Cross multiply
    118,248.46x = 177,399.42 × 39,365.80
  4. Step 4: Simplify right side
    118,248.46x = 6,983,469,496.72
  5. Step 5: Solve for x
    x = 6,983,469,496.72/118,248.46
  6. Step 6: Final answer
    x = 59,057.59

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1.5x scale

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.