Home / 66,155.43-99,236.39-26,707.62

Finding the Fourth Proportional to 66,155.43, 99,236.39 and 26,707.62

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Solution

The fourth proportional to 66,155.43, 99,236.39 and 26,707.62 is: 40,062.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,155.43 : 99,236.39 = 26,707.62 : x
  2. Step 2: Convert to fraction form
    66,155.43/99,236.39 = 26,707.62/x
  3. Step 3: Cross multiply
    66,155.43x = 99,236.39 × 26,707.62
  4. Step 4: Simplify right side
    66,155.43x = 2,650,367,660.75
  5. Step 5: Solve for x
    x = 2,650,367,660.75/66,155.43
  6. Step 6: Final answer
    x = 40,062.74

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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.