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Finding the Fourth Proportional to 64,035.16, 96,067.02 and 19,666.39

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Solution

The fourth proportional to 64,035.16, 96,067.02 and 19,666.39 is: 29,503.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,035.16 : 96,067.02 = 19,666.39 : x
  2. Step 2: Convert to fraction form
    64,035.16/96,067.02 = 19,666.39/x
  3. Step 3: Cross multiply
    64,035.16x = 96,067.02 × 19,666.39
  4. Step 4: Simplify right side
    64,035.16x = 1,889,291,167.54
  5. Step 5: Solve for x
    x = 1,889,291,167.54/64,035.16
  6. Step 6: Final answer
    x = 29,503.97

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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.