Home / 301,942.10-452,883.90-91,581.86

Finding the Fourth Proportional to 301,942.10, 452,883.90 and 91,581.86

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Solution

The fourth proportional to 301,942.10, 452,883.90 and 91,581.86 is: 137,363.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,942.10 : 452,883.90 = 91,581.86 : x
  2. Step 2: Convert to fraction form
    301,942.10/452,883.90 = 91,581.86/x
  3. Step 3: Cross multiply
    301,942.10x = 452,883.90 × 91,581.86
  4. Step 4: Simplify right side
    301,942.10x = 41,475,949,926.05
  5. Step 5: Solve for x
    x = 41,475,949,926.05/301,942.10
  6. Step 6: Final answer
    x = 137,363.92

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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.