Home / 64,000.80-96,110.55-41,912.10

Finding the Fourth Proportional to 64,000.80, 96,110.55 and 41,912.10

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Solution

The fourth proportional to 64,000.80, 96,110.55 and 41,912.10 is: 62,939.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,000.80 : 96,110.55 = 41,912.10 : x
  2. Step 2: Convert to fraction form
    64,000.80/96,110.55 = 41,912.10/x
  3. Step 3: Cross multiply
    64,000.80x = 96,110.55 × 41,912.10
  4. Step 4: Simplify right side
    64,000.80x = 4,028,194,982.66
  5. Step 5: Solve for x
    x = 4,028,194,982.66/64,000.80
  6. Step 6: Final answer
    x = 62,939.76

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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.