Home / 79,023.66-118,379.97-52,351.98

Finding the Fourth Proportional to 79,023.66, 118,379.97 and 52,351.98

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Solution

The fourth proportional to 79,023.66, 118,379.97 and 52,351.98 is: 78,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,023.66 : 118,379.97 = 52,351.98 : x
  2. Step 2: Convert to fraction form
    79,023.66/118,379.97 = 52,351.98/x
  3. Step 3: Cross multiply
    79,023.66x = 118,379.97 × 52,351.98
  4. Step 4: Simplify right side
    79,023.66x = 6,197,425,821.84
  5. Step 5: Solve for x
    x = 6,197,425,821.84/79,023.66
  6. Step 6: Final answer
    x = 78,424.94

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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.