Home / 66,049.52-98,997.96-30,436.38

Finding the Fourth Proportional to 66,049.52, 98,997.96 and 30,436.38

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Solution

The fourth proportional to 66,049.52, 98,997.96 and 30,436.38 is: 45,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,049.52 : 98,997.96 = 30,436.38 : x
  2. Step 2: Convert to fraction form
    66,049.52/98,997.96 = 30,436.38/x
  3. Step 3: Cross multiply
    66,049.52x = 98,997.96 × 30,436.38
  4. Step 4: Simplify right side
    66,049.52x = 3,013,139,529.78
  5. Step 5: Solve for x
    x = 3,013,139,529.78/66,049.52
  6. Step 6: Final answer
    x = 45,619.40

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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.