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Finding the Fourth Proportional to 67,051.54, 100,590.27 and 22,685.52

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Solution

The fourth proportional to 67,051.54, 100,590.27 and 22,685.52 is: 34,032.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,051.54 : 100,590.27 = 22,685.52 : x
  2. Step 2: Convert to fraction form
    67,051.54/100,590.27 = 22,685.52/x
  3. Step 3: Cross multiply
    67,051.54x = 100,590.27 × 22,685.52
  4. Step 4: Simplify right side
    67,051.54x = 2,281,942,581.89
  5. Step 5: Solve for x
    x = 2,281,942,581.89/67,051.54
  6. Step 6: Final answer
    x = 34,032.66

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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.