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Finding the Fourth Proportional to 84,599.61, 126,900.86 and 32,033.85

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Solution

The fourth proportional to 84,599.61, 126,900.86 and 32,033.85 is: 48,051.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,599.61 : 126,900.86 = 32,033.85 : x
  2. Step 2: Convert to fraction form
    84,599.61/126,900.86 = 32,033.85/x
  3. Step 3: Cross multiply
    84,599.61x = 126,900.86 × 32,033.85
  4. Step 4: Simplify right side
    84,599.61x = 4,065,122,953.94
  5. Step 5: Solve for x
    x = 4,065,122,953.94/84,599.61
  6. Step 6: Final answer
    x = 48,051.32

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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.