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Finding the Fourth Proportional to 104,967.26, 144,847.56 and 59,033.78

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Solution

The fourth proportional to 104,967.26, 144,847.56 and 59,033.78 is: 81,462.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,967.26 : 144,847.56 = 59,033.78 : x
  2. Step 2: Convert to fraction form
    104,967.26/144,847.56 = 59,033.78/x
  3. Step 3: Cross multiply
    104,967.26x = 144,847.56 × 59,033.78
  4. Step 4: Simplify right side
    104,967.26x = 8,550,898,990.58
  5. Step 5: Solve for x
    x = 8,550,898,990.58/104,967.26
  6. Step 6: Final answer
    x = 81,462.53

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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.