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Finding the Fourth Proportional to 159,571.19, 239,362.86 and 59,720.87

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Solution

The fourth proportional to 159,571.19, 239,362.86 and 59,720.87 is: 89,583.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,571.19 : 239,362.86 = 59,720.87 : x
  2. Step 2: Convert to fraction form
    159,571.19/239,362.86 = 59,720.87/x
  3. Step 3: Cross multiply
    159,571.19x = 239,362.86 × 59,720.87
  4. Step 4: Simplify right side
    159,571.19x = 14,294,958,244.89
  5. Step 5: Solve for x
    x = 14,294,958,244.89/159,571.19
  6. Step 6: Final answer
    x = 89,583.58

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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.