Home / 192,019.20-288,018-58,899.08

Finding the Fourth Proportional to 192,019.20, 288,018 and 58,899.08

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Solution

The fourth proportional to 192,019.20, 288,018 and 58,899.08 is: 88,345.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,019.20 : 288,018 = 58,899.08 : x
  2. Step 2: Convert to fraction form
    192,019.20/288,018 = 58,899.08/x
  3. Step 3: Cross multiply
    192,019.20x = 288,018 × 58,899.08
  4. Step 4: Simplify right side
    192,019.20x = 16,963,995,223.44
  5. Step 5: Solve for x
    x = 16,963,995,223.44/192,019.20
  6. Step 6: Final answer
    x = 88,345.31

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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.