Home / 80,014.24-120,093.54-42,605.56

Finding the Fourth Proportional to 80,014.24, 120,093.54 and 42,605.56

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Solution

The fourth proportional to 80,014.24, 120,093.54 and 42,605.56 is: 63,946.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,014.24 : 120,093.54 = 42,605.56 : x
  2. Step 2: Convert to fraction form
    80,014.24/120,093.54 = 42,605.56/x
  3. Step 3: Cross multiply
    80,014.24x = 120,093.54 × 42,605.56
  4. Step 4: Simplify right side
    80,014.24x = 5,116,652,524.08
  5. Step 5: Solve for x
    x = 5,116,652,524.08/80,014.24
  6. Step 6: Final answer
    x = 63,946.77

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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.