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Finding the Fourth Proportional to 104,396.41, 144,033.54 and 58,449.28

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Solution

The fourth proportional to 104,396.41, 144,033.54 and 58,449.28 is: 80,641.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,396.41 : 144,033.54 = 58,449.28 : x
  2. Step 2: Convert to fraction form
    104,396.41/144,033.54 = 58,449.28/x
  3. Step 3: Cross multiply
    104,396.41x = 144,033.54 × 58,449.28
  4. Step 4: Simplify right side
    104,396.41x = 8,418,656,674.93
  5. Step 5: Solve for x
    x = 8,418,656,674.93/104,396.41
  6. Step 6: Final answer
    x = 80,641.25

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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.