Home / 334,122.30-501,183.45-120,889.80

Finding the Fourth Proportional to 334,122.30, 501,183.45 and 120,889.80

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Solution

The fourth proportional to 334,122.30, 501,183.45 and 120,889.80 is: 181,334.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,122.30 : 501,183.45 = 120,889.80 : x
  2. Step 2: Convert to fraction form
    334,122.30/501,183.45 = 120,889.80/x
  3. Step 3: Cross multiply
    334,122.30x = 501,183.45 × 120,889.80
  4. Step 4: Simplify right side
    334,122.30x = 60,587,967,033.81
  5. Step 5: Solve for x
    x = 60,587,967,033.81/334,122.30
  6. Step 6: Final answer
    x = 181,334.70

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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.