Home / 115,455.20-173,188.20-36,575.60

Finding the Fourth Proportional to 115,455.20, 173,188.20 and 36,575.60

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Solution

The fourth proportional to 115,455.20, 173,188.20 and 36,575.60 is: 54,865.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,455.20 : 173,188.20 = 36,575.60 : x
  2. Step 2: Convert to fraction form
    115,455.20/173,188.20 = 36,575.60/x
  3. Step 3: Cross multiply
    115,455.20x = 173,188.20 × 36,575.60
  4. Step 4: Simplify right side
    115,455.20x = 6,334,462,327.92
  5. Step 5: Solve for x
    x = 6,334,462,327.92/115,455.20
  6. Step 6: Final answer
    x = 54,865.11

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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.