Home / 230,984.42-346,476.61-86,917.31

Finding the Fourth Proportional to 230,984.42, 346,476.61 and 86,917.31

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Solution

The fourth proportional to 230,984.42, 346,476.61 and 86,917.31 is: 130,375.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,984.42 : 346,476.61 = 86,917.31 : x
  2. Step 2: Convert to fraction form
    230,984.42/346,476.61 = 86,917.31/x
  3. Step 3: Cross multiply
    230,984.42x = 346,476.61 × 86,917.31
  4. Step 4: Simplify right side
    230,984.42x = 30,114,814,919.12
  5. Step 5: Solve for x
    x = 30,114,814,919.12/230,984.42
  6. Step 6: Final answer
    x = 130,375.96

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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.