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Finding the Fourth Proportional to 239,746, 359,636.28 and 92,002

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Solution

The fourth proportional to 239,746, 359,636.28 and 92,002 is: 138,009.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,746 : 359,636.28 = 92,002 : x
  2. Step 2: Convert to fraction form
    239,746/359,636.28 = 92,002/x
  3. Step 3: Cross multiply
    239,746x = 359,636.28 × 92,002
  4. Step 4: Simplify right side
    239,746x = 33,087,257,032.56
  5. Step 5: Solve for x
    x = 33,087,257,032.56/239,746
  6. Step 6: Final answer
    x = 138,009.63

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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.