Home / 80,285.06-110,764.50-48,442.34

Finding the Fourth Proportional to 80,285.06, 110,764.50 and 48,442.34

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Solution

The fourth proportional to 80,285.06, 110,764.50 and 48,442.34 is: 66,833.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,285.06 : 110,764.50 = 48,442.34 : x
  2. Step 2: Convert to fraction form
    80,285.06/110,764.50 = 48,442.34/x
  3. Step 3: Cross multiply
    80,285.06x = 110,764.50 × 48,442.34
  4. Step 4: Simplify right side
    80,285.06x = 5,365,691,015.11
  5. Step 5: Solve for x
    x = 5,365,691,015.11/80,285.06
  6. Step 6: Final answer
    x = 66,833.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.