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Finding the Fourth Proportional to 103,952.44, 143,454.17 and 58,630.29

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Solution

The fourth proportional to 103,952.44, 143,454.17 and 58,630.29 is: 80,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,952.44 : 143,454.17 = 58,630.29 : x
  2. Step 2: Convert to fraction form
    103,952.44/143,454.17 = 58,630.29/x
  3. Step 3: Cross multiply
    103,952.44x = 143,454.17 × 58,630.29
  4. Step 4: Simplify right side
    103,952.44x = 8,410,759,588.81
  5. Step 5: Solve for x
    x = 8,410,759,588.81/103,952.44
  6. Step 6: Final answer
    x = 80,909.69

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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.