Home / 146,209.20-219,313.80-134,689.20

Finding the Fourth Proportional to 146,209.20, 219,313.80 and 134,689.20

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Solution

The fourth proportional to 146,209.20, 219,313.80 and 134,689.20 is: 202,033.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,209.20 : 219,313.80 = 134,689.20 : x
  2. Step 2: Convert to fraction form
    146,209.20/219,313.80 = 134,689.20/x
  3. Step 3: Cross multiply
    146,209.20x = 219,313.80 × 134,689.20
  4. Step 4: Simplify right side
    146,209.20x = 29,539,200,270.96
  5. Step 5: Solve for x
    x = 29,539,200,270.96/146,209.20
  6. Step 6: Final answer
    x = 202,033.80

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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.