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Finding the Fourth Proportional to 64,051.82, 88,366.11 and 42,797.42

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Solution

The fourth proportional to 64,051.82, 88,366.11 and 42,797.42 is: 59,043.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,051.82 : 88,366.11 = 42,797.42 : x
  2. Step 2: Convert to fraction form
    64,051.82/88,366.11 = 42,797.42/x
  3. Step 3: Cross multiply
    64,051.82x = 88,366.11 × 42,797.42
  4. Step 4: Simplify right side
    64,051.82x = 3,781,841,523.44
  5. Step 5: Solve for x
    x = 3,781,841,523.44/64,051.82
  6. Step 6: Final answer
    x = 59,043.47

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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.