Home / 79,608.33-119,314.08-40,176.72

Finding the Fourth Proportional to 79,608.33, 119,314.08 and 40,176.72

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Solution

The fourth proportional to 79,608.33, 119,314.08 and 40,176.72 is: 60,215.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,608.33 : 119,314.08 = 40,176.72 : x
  2. Step 2: Convert to fraction form
    79,608.33/119,314.08 = 40,176.72/x
  3. Step 3: Cross multiply
    79,608.33x = 119,314.08 × 40,176.72
  4. Step 4: Simplify right side
    79,608.33x = 4,793,648,384.22
  5. Step 5: Solve for x
    x = 4,793,648,384.22/79,608.33
  6. Step 6: Final answer
    x = 60,215.41

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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.