Home / 147,824.60-204,005.34-90,445.96

Finding the Fourth Proportional to 147,824.60, 204,005.34 and 90,445.96

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Solution

The fourth proportional to 147,824.60, 204,005.34 and 90,445.96 is: 124,819.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,824.60 : 204,005.34 = 90,445.96 : x
  2. Step 2: Convert to fraction form
    147,824.60/204,005.34 = 90,445.96/x
  3. Step 3: Cross multiply
    147,824.60x = 204,005.34 × 90,445.96
  4. Step 4: Simplify right side
    147,824.60x = 18,451,458,821.43
  5. Step 5: Solve for x
    x = 18,451,458,821.43/147,824.60
  6. Step 6: Final answer
    x = 124,819.95

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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.