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Finding the Fourth Proportional to 230,124.27, 317,495.39 and 134,563.31

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Solution

The fourth proportional to 230,124.27, 317,495.39 and 134,563.31 is: 185,652.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,124.27 : 317,495.39 = 134,563.31 : x
  2. Step 2: Convert to fraction form
    230,124.27/317,495.39 = 134,563.31/x
  3. Step 3: Cross multiply
    230,124.27x = 317,495.39 × 134,563.31
  4. Step 4: Simplify right side
    230,124.27x = 42,723,228,327.85
  5. Step 5: Solve for x
    x = 42,723,228,327.85/230,124.27
  6. Step 6: Final answer
    x = 185,652.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.