Home / 66,414.44-99,567.36-30,897.87

Finding the Fourth Proportional to 66,414.44, 99,567.36 and 30,897.87

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Solution

The fourth proportional to 66,414.44, 99,567.36 and 30,897.87 is: 46,321.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,414.44 : 99,567.36 = 30,897.87 : x
  2. Step 2: Convert to fraction form
    66,414.44/99,567.36 = 30,897.87/x
  3. Step 3: Cross multiply
    66,414.44x = 99,567.36 × 30,897.87
  4. Step 4: Simplify right side
    66,414.44x = 3,076,419,345.52
  5. Step 5: Solve for x
    x = 3,076,419,345.52/66,414.44
  6. Step 6: Final answer
    x = 46,321.55

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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.