Home / 128,092.42-192,138.22-34,598.17

Finding the Fourth Proportional to 128,092.42, 192,138.22 and 34,598.17

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Solution

The fourth proportional to 128,092.42, 192,138.22 and 34,598.17 is: 51,897.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,092.42 : 192,138.22 = 34,598.17 : x
  2. Step 2: Convert to fraction form
    128,092.42/192,138.22 = 34,598.17/x
  3. Step 3: Cross multiply
    128,092.42x = 192,138.22 × 34,598.17
  4. Step 4: Simplify right side
    128,092.42x = 6,647,630,799.06
  5. Step 5: Solve for x
    x = 6,647,630,799.06/128,092.42
  6. Step 6: Final answer
    x = 51,897.14

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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.