Home / 79,692.12-119,382.66-62,079.48

Finding the Fourth Proportional to 79,692.12, 119,382.66 and 62,079.48

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Solution

The fourth proportional to 79,692.12, 119,382.66 and 62,079.48 is: 92,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,692.12 : 119,382.66 = 62,079.48 : x
  2. Step 2: Convert to fraction form
    79,692.12/119,382.66 = 62,079.48/x
  3. Step 3: Cross multiply
    79,692.12x = 119,382.66 × 62,079.48
  4. Step 4: Simplify right side
    79,692.12x = 7,411,213,453.82
  5. Step 5: Solve for x
    x = 7,411,213,453.82/79,692.12
  6. Step 6: Final answer
    x = 92,998.07

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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.