Home / 86,467.89-119,327.49-48,742.14

Finding the Fourth Proportional to 86,467.89, 119,327.49 and 48,742.14

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Solution

The fourth proportional to 86,467.89, 119,327.49 and 48,742.14 is: 67,265.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,467.89 : 119,327.49 = 48,742.14 : x
  2. Step 2: Convert to fraction form
    86,467.89/119,327.49 = 48,742.14/x
  3. Step 3: Cross multiply
    86,467.89x = 119,327.49 × 48,742.14
  4. Step 4: Simplify right side
    86,467.89x = 5,816,277,223.43
  5. Step 5: Solve for x
    x = 5,816,277,223.43/86,467.89
  6. Step 6: Final answer
    x = 67,265.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.