Home / 79,633.11-119,421.22-26,315.25

Finding the Fourth Proportional to 79,633.11, 119,421.22 and 26,315.25

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Solution

The fourth proportional to 79,633.11, 119,421.22 and 26,315.25 is: 39,463.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,633.11 : 119,421.22 = 26,315.25 : x
  2. Step 2: Convert to fraction form
    79,633.11/119,421.22 = 26,315.25/x
  3. Step 3: Cross multiply
    79,633.11x = 119,421.22 × 26,315.25
  4. Step 4: Simplify right side
    79,633.11x = 3,142,599,074.99
  5. Step 5: Solve for x
    x = 3,142,599,074.99/79,633.11
  6. Step 6: Final answer
    x = 39,463.47

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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.