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Finding the Fourth Proportional to 64,326.86, 88,770.03 and 36,032.46

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Solution

The fourth proportional to 64,326.86, 88,770.03 and 36,032.46 is: 49,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,326.86 : 88,770.03 = 36,032.46 : x
  2. Step 2: Convert to fraction form
    64,326.86/88,770.03 = 36,032.46/x
  3. Step 3: Cross multiply
    64,326.86x = 88,770.03 × 36,032.46
  4. Step 4: Simplify right side
    64,326.86x = 3,198,602,555.17
  5. Step 5: Solve for x
    x = 3,198,602,555.17/64,326.86
  6. Step 6: Final answer
    x = 49,724.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.