Home / 66,211.14-99,316.67-19,464.02

Finding the Fourth Proportional to 66,211.14, 99,316.67 and 19,464.02

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Solution

The fourth proportional to 66,211.14, 99,316.67 and 19,464.02 is: 29,196.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,211.14 : 99,316.67 = 19,464.02 : x
  2. Step 2: Convert to fraction form
    66,211.14/99,316.67 = 19,464.02/x
  3. Step 3: Cross multiply
    66,211.14x = 99,316.67 × 19,464.02
  4. Step 4: Simplify right side
    66,211.14x = 1,933,101,651.21
  5. Step 5: Solve for x
    x = 1,933,101,651.21/66,211.14
  6. Step 6: Final answer
    x = 29,196.02

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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.