Home / 105,529.10-158,280.28-29,634.53

Finding the Fourth Proportional to 105,529.10, 158,280.28 and 29,634.53

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Solution

The fourth proportional to 105,529.10, 158,280.28 and 29,634.53 is: 44,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,529.10 : 158,280.28 = 29,634.53 : x
  2. Step 2: Convert to fraction form
    105,529.10/158,280.28 = 29,634.53/x
  3. Step 3: Cross multiply
    105,529.10x = 158,280.28 × 29,634.53
  4. Step 4: Simplify right side
    105,529.10x = 4,690,560,840.58
  5. Step 5: Solve for x
    x = 4,690,560,840.58/105,529.10
  6. Step 6: Final answer
    x = 44,448.03

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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.