Home / 66,490.14-99,745.66-27,050.70

Finding the Fourth Proportional to 66,490.14, 99,745.66 and 27,050.70

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Solution

The fourth proportional to 66,490.14, 99,745.66 and 27,050.70 is: 40,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,490.14 : 99,745.66 = 27,050.70 : x
  2. Step 2: Convert to fraction form
    66,490.14/99,745.66 = 27,050.70/x
  3. Step 3: Cross multiply
    66,490.14x = 99,745.66 × 27,050.70
  4. Step 4: Simplify right side
    66,490.14x = 2,698,189,924.96
  5. Step 5: Solve for x
    x = 2,698,189,924.96/66,490.14
  6. Step 6: Final answer
    x = 40,580.30

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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.