Home / 67,484.28-101,215.48-30,035.56

Finding the Fourth Proportional to 67,484.28, 101,215.48 and 30,035.56

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Solution

The fourth proportional to 67,484.28, 101,215.48 and 30,035.56 is: 45,048.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,484.28 : 101,215.48 = 30,035.56 : x
  2. Step 2: Convert to fraction form
    67,484.28/101,215.48 = 30,035.56/x
  3. Step 3: Cross multiply
    67,484.28x = 101,215.48 × 30,035.56
  4. Step 4: Simplify right side
    67,484.28x = 3,040,063,622.47
  5. Step 5: Solve for x
    x = 3,040,063,622.47/67,484.28
  6. Step 6: Final answer
    x = 45,048.47

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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.