Home / 64,105.48-96,167.32-19,735.92

Finding the Fourth Proportional to 64,105.48, 96,167.32 and 19,735.92

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Solution

The fourth proportional to 64,105.48, 96,167.32 and 19,735.92 is: 29,606.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,105.48 : 96,167.32 = 19,735.92 : x
  2. Step 2: Convert to fraction form
    64,105.48/96,167.32 = 19,735.92/x
  3. Step 3: Cross multiply
    64,105.48x = 96,167.32 × 19,735.92
  4. Step 4: Simplify right side
    64,105.48x = 1,897,950,534.13
  5. Step 5: Solve for x
    x = 1,897,950,534.13/64,105.48
  6. Step 6: Final answer
    x = 29,606.68

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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.