Home / 79,273.41-118,776.39-39,239.01

Finding the Fourth Proportional to 79,273.41, 118,776.39 and 39,239.01

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Solution

The fourth proportional to 79,273.41, 118,776.39 and 39,239.01 is: 58,792.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,273.41 : 118,776.39 = 39,239.01 : x
  2. Step 2: Convert to fraction form
    79,273.41/118,776.39 = 39,239.01/x
  3. Step 3: Cross multiply
    79,273.41x = 118,776.39 × 39,239.01
  4. Step 4: Simplify right side
    79,273.41x = 4,660,667,954.97
  5. Step 5: Solve for x
    x = 4,660,667,954.97/79,273.41
  6. Step 6: Final answer
    x = 58,792.32

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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.