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Finding the Fourth Proportional to 159,800.36, 239,638.28 and 59,906.07

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Solution

The fourth proportional to 159,800.36, 239,638.28 and 59,906.07 is: 89,835.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,800.36 : 239,638.28 = 59,906.07 : x
  2. Step 2: Convert to fraction form
    159,800.36/239,638.28 = 59,906.07/x
  3. Step 3: Cross multiply
    159,800.36x = 239,638.28 × 59,906.07
  4. Step 4: Simplify right side
    159,800.36x = 14,355,787,276.83
  5. Step 5: Solve for x
    x = 14,355,787,276.83/159,800.36
  6. Step 6: Final answer
    x = 89,835.77

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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.