Home / 192,018.12-288,028.89-58,899

Finding the Fourth Proportional to 192,018.12, 288,028.89 and 58,899

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Solution

The fourth proportional to 192,018.12, 288,028.89 and 58,899 is: 88,349.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,018.12 : 288,028.89 = 58,899 : x
  2. Step 2: Convert to fraction form
    192,018.12/288,028.89 = 58,899/x
  3. Step 3: Cross multiply
    192,018.12x = 288,028.89 × 58,899
  4. Step 4: Simplify right side
    192,018.12x = 16,964,613,592.11
  5. Step 5: Solve for x
    x = 16,964,613,592.11/192,018.12
  6. Step 6: Final answer
    x = 88,349.02

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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.