Home / 103,865.28-155,652.12-44,656.44

Finding the Fourth Proportional to 103,865.28, 155,652.12 and 44,656.44

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Solution

The fourth proportional to 103,865.28, 155,652.12 and 44,656.44 is: 66,921.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,865.28 : 155,652.12 = 44,656.44 : x
  2. Step 2: Convert to fraction form
    103,865.28/155,652.12 = 44,656.44/x
  3. Step 3: Cross multiply
    103,865.28x = 155,652.12 × 44,656.44
  4. Step 4: Simplify right side
    103,865.28x = 6,950,869,557.65
  5. Step 5: Solve for x
    x = 6,950,869,557.65/103,865.28
  6. Step 6: Final answer
    x = 66,921.97

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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.