Home / 64,064.45-96,105.86-19,694.92

Finding the Fourth Proportional to 64,064.45, 96,105.86 and 19,694.92

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Solution

The fourth proportional to 64,064.45, 96,105.86 and 19,694.92 is: 29,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,064.45 : 96,105.86 = 19,694.92 : x
  2. Step 2: Convert to fraction form
    64,064.45/96,105.86 = 19,694.92/x
  3. Step 3: Cross multiply
    64,064.45x = 96,105.86 × 19,694.92
  4. Step 4: Simplify right side
    64,064.45x = 1,892,797,224.23
  5. Step 5: Solve for x
    x = 1,892,797,224.23/64,064.45
  6. Step 6: Final answer
    x = 29,545.20

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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.