Home / 79,008.28-118,523.66-25,683.11

Finding the Fourth Proportional to 79,008.28, 118,523.66 and 25,683.11

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Solution

The fourth proportional to 79,008.28, 118,523.66 and 25,683.11 is: 38,528.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,008.28 : 118,523.66 = 25,683.11 : x
  2. Step 2: Convert to fraction form
    79,008.28/118,523.66 = 25,683.11/x
  3. Step 3: Cross multiply
    79,008.28x = 118,523.66 × 25,683.11
  4. Step 4: Simplify right side
    79,008.28x = 3,044,056,197.38
  5. Step 5: Solve for x
    x = 3,044,056,197.38/79,008.28
  6. Step 6: Final answer
    x = 38,528.32

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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.