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Finding the Fourth Proportional to 69,764.25, 104,646.48 and 32,303.91

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Solution

The fourth proportional to 69,764.25, 104,646.48 and 32,303.91 is: 48,455.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,764.25 : 104,646.48 = 32,303.91 : x
  2. Step 2: Convert to fraction form
    69,764.25/104,646.48 = 32,303.91/x
  3. Step 3: Cross multiply
    69,764.25x = 104,646.48 × 32,303.91
  4. Step 4: Simplify right side
    69,764.25x = 3,380,490,471.74
  5. Step 5: Solve for x
    x = 3,380,490,471.74/69,764.25
  6. Step 6: Final answer
    x = 48,455.91

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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.