Home / 79,450.58-119,175.87-20,284.13

Finding the Fourth Proportional to 79,450.58, 119,175.87 and 20,284.13

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Solution

The fourth proportional to 79,450.58, 119,175.87 and 20,284.13 is: 30,426.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,450.58 : 119,175.87 = 20,284.13 : x
  2. Step 2: Convert to fraction form
    79,450.58/119,175.87 = 20,284.13/x
  3. Step 3: Cross multiply
    79,450.58x = 119,175.87 × 20,284.13
  4. Step 4: Simplify right side
    79,450.58x = 2,417,378,839.94
  5. Step 5: Solve for x
    x = 2,417,378,839.94/79,450.58
  6. Step 6: Final answer
    x = 30,426.20

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1.5x scale

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.