Home / 79,878.20-110,231.93-44,068.30

Finding the Fourth Proportional to 79,878.20, 110,231.93 and 44,068.30

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Solution

The fourth proportional to 79,878.20, 110,231.93 and 44,068.30 is: 60,814.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,878.20 : 110,231.93 = 44,068.30 : x
  2. Step 2: Convert to fraction form
    79,878.20/110,231.93 = 44,068.30/x
  3. Step 3: Cross multiply
    79,878.20x = 110,231.93 × 44,068.30
  4. Step 4: Simplify right side
    79,878.20x = 4,857,732,989.32
  5. Step 5: Solve for x
    x = 4,857,732,989.32/79,878.20
  6. Step 6: Final answer
    x = 60,814.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.