Home / 192,086.46-288,172.50-58,978.32

Finding the Fourth Proportional to 192,086.46, 288,172.50 and 58,978.32

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Solution

The fourth proportional to 192,086.46, 288,172.50 and 58,978.32 is: 88,480.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,086.46 : 288,172.50 = 58,978.32 : x
  2. Step 2: Convert to fraction form
    192,086.46/288,172.50 = 58,978.32/x
  3. Step 3: Cross multiply
    192,086.46x = 288,172.50 × 58,978.32
  4. Step 4: Simplify right side
    192,086.46x = 16,995,929,920.20
  5. Step 5: Solve for x
    x = 16,995,929,920.20/192,086.46
  6. Step 6: Final answer
    x = 88,480.62

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1.5x scale

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.