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Finding the Fourth Proportional to 64,681.04, 96,906.13 and 35,079.99

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Solution

The fourth proportional to 64,681.04, 96,906.13 and 35,079.99 is: 52,557.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,681.04 : 96,906.13 = 35,079.99 : x
  2. Step 2: Convert to fraction form
    64,681.04/96,906.13 = 35,079.99/x
  3. Step 3: Cross multiply
    64,681.04x = 96,906.13 × 35,079.99
  4. Step 4: Simplify right side
    64,681.04x = 3,399,465,895.94
  5. Step 5: Solve for x
    x = 3,399,465,895.94/64,681.04
  6. Step 6: Final answer
    x = 52,557.38

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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.