Home / 79,176.41-118,844.58-70,229.10

Finding the Fourth Proportional to 79,176.41, 118,844.58 and 70,229.10

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Solution

The fourth proportional to 79,176.41, 118,844.58 and 70,229.10 is: 105,414.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,176.41 : 118,844.58 = 70,229.10 : x
  2. Step 2: Convert to fraction form
    79,176.41/118,844.58 = 70,229.10/x
  3. Step 3: Cross multiply
    79,176.41x = 118,844.58 × 70,229.10
  4. Step 4: Simplify right side
    79,176.41x = 8,346,347,893.28
  5. Step 5: Solve for x
    x = 8,346,347,893.28/79,176.41
  6. Step 6: Final answer
    x = 105,414.59

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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.