Home / 66,318.23-99,410.82-30,804.48

Finding the Fourth Proportional to 66,318.23, 99,410.82 and 30,804.48

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Solution

The fourth proportional to 66,318.23, 99,410.82 and 30,804.48 is: 46,175.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,318.23 : 99,410.82 = 30,804.48 : x
  2. Step 2: Convert to fraction form
    66,318.23/99,410.82 = 30,804.48/x
  3. Step 3: Cross multiply
    66,318.23x = 99,410.82 × 30,804.48
  4. Step 4: Simplify right side
    66,318.23x = 3,062,298,462.45
  5. Step 5: Solve for x
    x = 3,062,298,462.45/66,318.23
  6. Step 6: Final answer
    x = 46,175.82

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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.