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Finding the Fourth Proportional to 64,414.86, 96,611.13 and 17,030.46

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Solution

The fourth proportional to 64,414.86, 96,611.13 and 17,030.46 is: 25,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,414.86 : 96,611.13 = 17,030.46 : x
  2. Step 2: Convert to fraction form
    64,414.86/96,611.13 = 17,030.46/x
  3. Step 3: Cross multiply
    64,414.86x = 96,611.13 × 17,030.46
  4. Step 4: Simplify right side
    64,414.86x = 1,645,331,985.02
  5. Step 5: Solve for x
    x = 1,645,331,985.02/64,414.86
  6. Step 6: Final answer
    x = 25,542.74

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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.