Home / 222,785.24-334,343.90-89,666.60

Finding the Fourth Proportional to 222,785.24, 334,343.90 and 89,666.60

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Solution

The fourth proportional to 222,785.24, 334,343.90 and 89,666.60 is: 134,566.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,785.24 : 334,343.90 = 89,666.60 : x
  2. Step 2: Convert to fraction form
    222,785.24/334,343.90 = 89,666.60/x
  3. Step 3: Cross multiply
    222,785.24x = 334,343.90 × 89,666.60
  4. Step 4: Simplify right side
    222,785.24x = 29,979,480,743.74
  5. Step 5: Solve for x
    x = 29,979,480,743.74/222,785.24
  6. Step 6: Final answer
    x = 134,566.73

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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.