Home / 133,138.33-199,633.61-44,343.40

Finding the Fourth Proportional to 133,138.33, 199,633.61 and 44,343.40

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Solution

The fourth proportional to 133,138.33, 199,633.61 and 44,343.40 is: 66,490.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,138.33 : 199,633.61 = 44,343.40 : x
  2. Step 2: Convert to fraction form
    133,138.33/199,633.61 = 44,343.40/x
  3. Step 3: Cross multiply
    133,138.33x = 199,633.61 × 44,343.40
  4. Step 4: Simplify right side
    133,138.33x = 8,852,433,007.76
  5. Step 5: Solve for x
    x = 8,852,433,007.76/133,138.33
  6. Step 6: Final answer
    x = 66,490.49

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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.