Home / 99,293.64-148,856.81-43,091.43

Finding the Fourth Proportional to 99,293.64, 148,856.81 and 43,091.43

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Solution

The fourth proportional to 99,293.64, 148,856.81 and 43,091.43 is: 64,600.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,293.64 : 148,856.81 = 43,091.43 : x
  2. Step 2: Convert to fraction form
    99,293.64/148,856.81 = 43,091.43/x
  3. Step 3: Cross multiply
    99,293.64x = 148,856.81 × 43,091.43
  4. Step 4: Simplify right side
    99,293.64x = 6,414,452,592.68
  5. Step 5: Solve for x
    x = 6,414,452,592.68/99,293.64
  6. Step 6: Final answer
    x = 64,600.84

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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.