Home / 79,916.15-119,788.97-60,133.52

Finding the Fourth Proportional to 79,916.15, 119,788.97 and 60,133.52

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Solution

The fourth proportional to 79,916.15, 119,788.97 and 60,133.52 is: 90,136.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,916.15 : 119,788.97 = 60,133.52 : x
  2. Step 2: Convert to fraction form
    79,916.15/119,788.97 = 60,133.52/x
  3. Step 3: Cross multiply
    79,916.15x = 119,788.97 × 60,133.52
  4. Step 4: Simplify right side
    79,916.15x = 7,203,331,523.66
  5. Step 5: Solve for x
    x = 7,203,331,523.66/79,916.15
  6. Step 6: Final answer
    x = 90,136.12

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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.