Home / 69,728.24-96,226.44-42,885.92

Finding the Fourth Proportional to 69,728.24, 96,226.44 and 42,885.92

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Solution

The fourth proportional to 69,728.24, 96,226.44 and 42,885.92 is: 59,183.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,728.24 : 96,226.44 = 42,885.92 : x
  2. Step 2: Convert to fraction form
    69,728.24/96,226.44 = 42,885.92/x
  3. Step 3: Cross multiply
    69,728.24x = 96,226.44 × 42,885.92
  4. Step 4: Simplify right side
    69,728.24x = 4,126,759,407.72
  5. Step 5: Solve for x
    x = 4,126,759,407.72/69,728.24
  6. Step 6: Final answer
    x = 59,183.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.