Home / 134,081.30-201,062.55-45,310.70

Finding the Fourth Proportional to 134,081.30, 201,062.55 and 45,310.70

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Solution

The fourth proportional to 134,081.30, 201,062.55 and 45,310.70 is: 67,945.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,081.30 : 201,062.55 = 45,310.70 : x
  2. Step 2: Convert to fraction form
    134,081.30/201,062.55 = 45,310.70/x
  3. Step 3: Cross multiply
    134,081.30x = 201,062.55 × 45,310.70
  4. Step 4: Simplify right side
    134,081.30x = 9,110,284,884.29
  5. Step 5: Solve for x
    x = 9,110,284,884.29/134,081.30
  6. Step 6: Final answer
    x = 67,945.98

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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.