Home / 120,803.10-181,204.65-50,732.70

Finding the Fourth Proportional to 120,803.10, 181,204.65 and 50,732.70

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Solution

The fourth proportional to 120,803.10, 181,204.65 and 50,732.70 is: 76,099.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,803.10 : 181,204.65 = 50,732.70 : x
  2. Step 2: Convert to fraction form
    120,803.10/181,204.65 = 50,732.70/x
  3. Step 3: Cross multiply
    120,803.10x = 181,204.65 × 50,732.70
  4. Step 4: Simplify right side
    120,803.10x = 9,193,001,147.06
  5. Step 5: Solve for x
    x = 9,193,001,147.06/120,803.10
  6. Step 6: Final answer
    x = 76,099.05

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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.