Home / 103,745.60-155,643.04-33,624.96

Finding the Fourth Proportional to 103,745.60, 155,643.04 and 33,624.96

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Solution

The fourth proportional to 103,745.60, 155,643.04 and 33,624.96 is: 50,445.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,745.60 : 155,643.04 = 33,624.96 : x
  2. Step 2: Convert to fraction form
    103,745.60/155,643.04 = 33,624.96/x
  3. Step 3: Cross multiply
    103,745.60x = 155,643.04 × 33,624.96
  4. Step 4: Simplify right side
    103,745.60x = 5,233,490,994.28
  5. Step 5: Solve for x
    x = 5,233,490,994.28/103,745.60
  6. Step 6: Final answer
    x = 50,445.43

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1.5x scale

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.