Home / 146,143.07-219,220.98-46,310.62

Finding the Fourth Proportional to 146,143.07, 219,220.98 and 46,310.62

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Solution

The fourth proportional to 146,143.07, 219,220.98 and 46,310.62 is: 69,467.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,143.07 : 219,220.98 = 46,310.62 : x
  2. Step 2: Convert to fraction form
    146,143.07/219,220.98 = 46,310.62/x
  3. Step 3: Cross multiply
    146,143.07x = 219,220.98 × 46,310.62
  4. Step 4: Simplify right side
    146,143.07x = 10,152,259,500.81
  5. Step 5: Solve for x
    x = 10,152,259,500.81/146,143.07
  6. Step 6: Final answer
    x = 69,467.95

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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.