Home / 251,505.36-377,282.64-91,624.72

Finding the Fourth Proportional to 251,505.36, 377,282.64 and 91,624.72

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Solution

The fourth proportional to 251,505.36, 377,282.64 and 91,624.72 is: 137,446.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,505.36 : 377,282.64 = 91,624.72 : x
  2. Step 2: Convert to fraction form
    251,505.36/377,282.64 = 91,624.72/x
  3. Step 3: Cross multiply
    251,505.36x = 377,282.64 × 91,624.72
  4. Step 4: Simplify right side
    251,505.36x = 34,568,416,250.86
  5. Step 5: Solve for x
    x = 34,568,416,250.86/251,505.36
  6. Step 6: Final answer
    x = 137,446.04

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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.