Home / 146,968.76-219,454.98-142,982.96

Finding the Fourth Proportional to 146,968.76, 219,454.98 and 142,982.96

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Solution

The fourth proportional to 146,968.76, 219,454.98 and 142,982.96 is: 213,503.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,968.76 : 219,454.98 = 142,982.96 : x
  2. Step 2: Convert to fraction form
    146,968.76/219,454.98 = 142,982.96/x
  3. Step 3: Cross multiply
    146,968.76x = 219,454.98 × 142,982.96
  4. Step 4: Simplify right side
    146,968.76x = 31,378,322,627.14
  5. Step 5: Solve for x
    x = 31,378,322,627.14/146,968.76
  6. Step 6: Final answer
    x = 213,503.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.