Home / 118,496.47-177,725.43-39,610.57

Finding the Fourth Proportional to 118,496.47, 177,725.43 and 39,610.57

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Solution

The fourth proportional to 118,496.47, 177,725.43 and 39,610.57 is: 59,409.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,496.47 : 177,725.43 = 39,610.57 : x
  2. Step 2: Convert to fraction form
    118,496.47/177,725.43 = 39,610.57/x
  3. Step 3: Cross multiply
    118,496.47x = 177,725.43 × 39,610.57
  4. Step 4: Simplify right side
    118,496.47x = 7,039,805,585.80
  5. Step 5: Solve for x
    x = 7,039,805,585.80/118,496.47
  6. Step 6: Final answer
    x = 59,409.41

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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.