Home / 103,489.02-155,103.66-44,255.04

Finding the Fourth Proportional to 103,489.02, 155,103.66 and 44,255.04

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Solution

The fourth proportional to 103,489.02, 155,103.66 and 44,255.04 is: 66,327.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,489.02 : 155,103.66 = 44,255.04 : x
  2. Step 2: Convert to fraction form
    103,489.02/155,103.66 = 44,255.04/x
  3. Step 3: Cross multiply
    103,489.02x = 155,103.66 × 44,255.04
  4. Step 4: Simplify right side
    103,489.02x = 6,864,118,677.45
  5. Step 5: Solve for x
    x = 6,864,118,677.45/103,489.02
  6. Step 6: Final answer
    x = 66,327.02

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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.