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Finding the Fourth Proportional to 159,460.10, 239,109.15 and 92,914.10

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Solution

The fourth proportional to 159,460.10, 239,109.15 and 92,914.10 is: 139,323.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,460.10 : 239,109.15 = 92,914.10 : x
  2. Step 2: Convert to fraction form
    159,460.10/239,109.15 = 92,914.10/x
  3. Step 3: Cross multiply
    159,460.10x = 239,109.15 × 92,914.10
  4. Step 4: Simplify right side
    159,460.10x = 22,216,611,474.02
  5. Step 5: Solve for x
    x = 22,216,611,474.02/159,460.10
  6. Step 6: Final answer
    x = 139,323.95

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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.