Home / 148,640.45-222,994.73-64,414.76

Finding the Fourth Proportional to 148,640.45, 222,994.73 and 64,414.76

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Solution

The fourth proportional to 148,640.45, 222,994.73 and 64,414.76 is: 96,636.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,640.45 : 222,994.73 = 64,414.76 : x
  2. Step 2: Convert to fraction form
    148,640.45/222,994.73 = 64,414.76/x
  3. Step 3: Cross multiply
    148,640.45x = 222,994.73 × 64,414.76
  4. Step 4: Simplify right side
    148,640.45x = 14,364,150,577.17
  5. Step 5: Solve for x
    x = 14,364,150,577.17/148,640.45
  6. Step 6: Final answer
    x = 96,636.89

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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.