Home / 146,136.12-219,221.46-46,300.92

Finding the Fourth Proportional to 146,136.12, 219,221.46 and 46,300.92

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Solution

The fourth proportional to 146,136.12, 219,221.46 and 46,300.92 is: 69,456.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,136.12 : 219,221.46 = 46,300.92 : x
  2. Step 2: Convert to fraction form
    146,136.12/219,221.46 = 46,300.92/x
  3. Step 3: Cross multiply
    146,136.12x = 219,221.46 × 46,300.92
  4. Step 4: Simplify right side
    146,136.12x = 10,150,155,281.74
  5. Step 5: Solve for x
    x = 10,150,155,281.74/146,136.12
  6. Step 6: Final answer
    x = 69,456.85

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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.