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Finding the Fourth Proportional to 159,959.70, 239,754.99 and 60,056.18

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Solution

The fourth proportional to 159,959.70, 239,754.99 and 60,056.18 is: 90,014.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,959.70 : 239,754.99 = 60,056.18 : x
  2. Step 2: Convert to fraction form
    159,959.70/239,754.99 = 60,056.18/x
  3. Step 3: Cross multiply
    159,959.70x = 239,754.99 × 60,056.18
  4. Step 4: Simplify right side
    159,959.70x = 14,398,767,636.56
  5. Step 5: Solve for x
    x = 14,398,767,636.56/159,959.70
  6. Step 6: Final answer
    x = 90,014.97

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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.