Home / 75,049.16-112,462.50-30,622.28

Finding the Fourth Proportional to 75,049.16, 112,462.50 and 30,622.28

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Solution

The fourth proportional to 75,049.16, 112,462.50 and 30,622.28 is: 45,888.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,049.16 : 112,462.50 = 30,622.28 : x
  2. Step 2: Convert to fraction form
    75,049.16/112,462.50 = 30,622.28/x
  3. Step 3: Cross multiply
    75,049.16x = 112,462.50 × 30,622.28
  4. Step 4: Simplify right side
    75,049.16x = 3,443,858,164.50
  5. Step 5: Solve for x
    x = 3,443,858,164.50/75,049.16
  6. Step 6: Final answer
    x = 45,888.03

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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.