Home / 66,219.71-99,326.93-16,297.38

Finding the Fourth Proportional to 66,219.71, 99,326.93 and 16,297.38

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Solution

The fourth proportional to 66,219.71, 99,326.93 and 16,297.38 is: 24,445.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,219.71 : 99,326.93 = 16,297.38 : x
  2. Step 2: Convert to fraction form
    66,219.71/99,326.93 = 16,297.38/x
  3. Step 3: Cross multiply
    66,219.71x = 99,326.93 × 16,297.38
  4. Step 4: Simplify right side
    66,219.71x = 1,618,768,640.96
  5. Step 5: Solve for x
    x = 1,618,768,640.96/66,219.71
  6. Step 6: Final answer
    x = 24,445.42

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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.