Home / 231,823.53-347,735.30-126,585.09

Finding the Fourth Proportional to 231,823.53, 347,735.30 and 126,585.09

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Solution

The fourth proportional to 231,823.53, 347,735.30 and 126,585.09 is: 189,877.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,823.53 : 347,735.30 = 126,585.09 : x
  2. Step 2: Convert to fraction form
    231,823.53/347,735.30 = 126,585.09/x
  3. Step 3: Cross multiply
    231,823.53x = 347,735.30 × 126,585.09
  4. Step 4: Simplify right side
    231,823.53x = 44,018,103,613.75
  5. Step 5: Solve for x
    x = 44,018,103,613.75/231,823.53
  6. Step 6: Final answer
    x = 189,877.64

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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.