Home / 66,369.96-99,569.51-48,786.48

Finding the Fourth Proportional to 66,369.96, 99,569.51 and 48,786.48

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Solution

The fourth proportional to 66,369.96, 99,569.51 and 48,786.48 is: 73,190.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,369.96 : 99,569.51 = 48,786.48 : x
  2. Step 2: Convert to fraction form
    66,369.96/99,569.51 = 48,786.48/x
  3. Step 3: Cross multiply
    66,369.96x = 99,569.51 × 48,786.48
  4. Step 4: Simplify right side
    66,369.96x = 4,857,645,415.37
  5. Step 5: Solve for x
    x = 4,857,645,415.37/66,369.96
  6. Step 6: Final answer
    x = 73,190.43

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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.