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Finding the Fourth Proportional to 80,615.26, 111,248.58 and 44,808.58

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Solution

The fourth proportional to 80,615.26, 111,248.58 and 44,808.58 is: 61,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,615.26 : 111,248.58 = 44,808.58 : x
  2. Step 2: Convert to fraction form
    80,615.26/111,248.58 = 44,808.58/x
  3. Step 3: Cross multiply
    80,615.26x = 111,248.58 × 44,808.58
  4. Step 4: Simplify right side
    80,615.26x = 4,984,890,896.82
  5. Step 5: Solve for x
    x = 4,984,890,896.82/80,615.26
  6. Step 6: Final answer
    x = 61,835.57

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1.5x scale

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.