Home / 75,049.23-112,574.03-30,675.98

Finding the Fourth Proportional to 75,049.23, 112,574.03 and 30,675.98

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Solution

The fourth proportional to 75,049.23, 112,574.03 and 30,675.98 is: 46,014.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,049.23 : 112,574.03 = 30,675.98 : x
  2. Step 2: Convert to fraction form
    75,049.23/112,574.03 = 30,675.98/x
  3. Step 3: Cross multiply
    75,049.23x = 112,574.03 × 30,675.98
  4. Step 4: Simplify right side
    75,049.23x = 3,453,318,206.62
  5. Step 5: Solve for x
    x = 3,453,318,206.62/75,049.23
  6. Step 6: Final answer
    x = 46,014.04

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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.