Home / 64,064.11-96,105.34-19,694.58

Finding the Fourth Proportional to 64,064.11, 96,105.34 and 19,694.58

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Solution

The fourth proportional to 64,064.11, 96,105.34 and 19,694.58 is: 29,544.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,064.11 : 96,105.34 = 19,694.58 : x
  2. Step 2: Convert to fraction form
    64,064.11/96,105.34 = 19,694.58/x
  3. Step 3: Cross multiply
    64,064.11x = 96,105.34 × 19,694.58
  4. Step 4: Simplify right side
    64,064.11x = 1,892,754,307.06
  5. Step 5: Solve for x
    x = 1,892,754,307.06/64,064.11
  6. Step 6: Final answer
    x = 29,544.69

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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.