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Finding the Fourth Proportional to 192,360.42, 288,598.95 and 92,492.28

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Solution

The fourth proportional to 192,360.42, 288,598.95 and 92,492.28 is: 138,766.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,360.42 : 288,598.95 = 92,492.28 : x
  2. Step 2: Convert to fraction form
    192,360.42/288,598.95 = 92,492.28/x
  3. Step 3: Cross multiply
    192,360.42x = 288,598.95 × 92,492.28
  4. Step 4: Simplify right side
    192,360.42x = 26,693,174,891.11
  5. Step 5: Solve for x
    x = 26,693,174,891.11/192,360.42
  6. Step 6: Final answer
    x = 138,766.46

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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.