Home / 227,931.42-341,911.73-87,690.05

Finding the Fourth Proportional to 227,931.42, 341,911.73 and 87,690.05

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Solution

The fourth proportional to 227,931.42, 341,911.73 and 87,690.05 is: 131,540.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,931.42 : 341,911.73 = 87,690.05 : x
  2. Step 2: Convert to fraction form
    227,931.42/341,911.73 = 87,690.05/x
  3. Step 3: Cross multiply
    227,931.42x = 341,911.73 × 87,690.05
  4. Step 4: Simplify right side
    227,931.42x = 29,982,256,699.29
  5. Step 5: Solve for x
    x = 29,982,256,699.29/227,931.42
  6. Step 6: Final answer
    x = 131,540.69

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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.