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Finding the Fourth Proportional to 59,163.72, 81,656.45 and 34,963.65

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Solution

The fourth proportional to 59,163.72, 81,656.45 and 34,963.65 is: 48,256.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,163.72 : 81,656.45 = 34,963.65 : x
  2. Step 2: Convert to fraction form
    59,163.72/81,656.45 = 34,963.65/x
  3. Step 3: Cross multiply
    59,163.72x = 81,656.45 × 34,963.65
  4. Step 4: Simplify right side
    59,163.72x = 2,855,007,538.04
  5. Step 5: Solve for x
    x = 2,855,007,538.04/59,163.72
  6. Step 6: Final answer
    x = 48,256.05

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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.