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Finding the Fourth Proportional to 192,232.86, 288,411.02 and 92,400.32

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Solution

The fourth proportional to 192,232.86, 288,411.02 and 92,400.32 is: 138,630.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,232.86 : 288,411.02 = 92,400.32 : x
  2. Step 2: Convert to fraction form
    192,232.86/288,411.02 = 92,400.32/x
  3. Step 3: Cross multiply
    192,232.86x = 288,411.02 × 92,400.32
  4. Step 4: Simplify right side
    192,232.86x = 26,649,270,539.53
  5. Step 5: Solve for x
    x = 26,649,270,539.53/192,232.86
  6. Step 6: Final answer
    x = 138,630.15

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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.