Home / 79,770.06-119,682.77-35,427.96

Finding the Fourth Proportional to 79,770.06, 119,682.77 and 35,427.96

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Solution

The fourth proportional to 79,770.06, 119,682.77 and 35,427.96 is: 53,154.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,770.06 : 119,682.77 = 35,427.96 : x
  2. Step 2: Convert to fraction form
    79,770.06/119,682.77 = 35,427.96/x
  3. Step 3: Cross multiply
    79,770.06x = 119,682.77 × 35,427.96
  4. Step 4: Simplify right side
    79,770.06x = 4,240,116,211.11
  5. Step 5: Solve for x
    x = 4,240,116,211.11/79,770.06
  6. Step 6: Final answer
    x = 53,154.23

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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.