Home / 85,093.30-127,445.55-50,101.30

Finding the Fourth Proportional to 85,093.30, 127,445.55 and 50,101.30

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Solution

The fourth proportional to 85,093.30, 127,445.55 and 50,101.30 is: 75,037.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,093.30 : 127,445.55 = 50,101.30 : x
  2. Step 2: Convert to fraction form
    85,093.30/127,445.55 = 50,101.30/x
  3. Step 3: Cross multiply
    85,093.30x = 127,445.55 × 50,101.30
  4. Step 4: Simplify right side
    85,093.30x = 6,385,187,734.22
  5. Step 5: Solve for x
    x = 6,385,187,734.22/85,093.30
  6. Step 6: Final answer
    x = 75,037.49

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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.