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Finding the Fourth Proportional to 230,672.79, 346,119.75 and 125,491.59

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Solution

The fourth proportional to 230,672.79, 346,119.75 and 125,491.59 is: 188,297.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,672.79 : 346,119.75 = 125,491.59 : x
  2. Step 2: Convert to fraction form
    230,672.79/346,119.75 = 125,491.59/x
  3. Step 3: Cross multiply
    230,672.79x = 346,119.75 × 125,491.59
  4. Step 4: Simplify right side
    230,672.79x = 43,435,117,757.90
  5. Step 5: Solve for x
    x = 43,435,117,757.90/230,672.79
  6. Step 6: Final answer
    x = 188,297.54

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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.