Home / 159,731.48-239,571.82-53,106.56

Finding the Fourth Proportional to 159,731.48, 239,571.82 and 53,106.56

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Solution

The fourth proportional to 159,731.48, 239,571.82 and 53,106.56 is: 79,651.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,731.48 : 239,571.82 = 53,106.56 : x
  2. Step 2: Convert to fraction form
    159,731.48/239,571.82 = 53,106.56/x
  3. Step 3: Cross multiply
    159,731.48x = 239,571.82 × 53,106.56
  4. Step 4: Simplify right side
    159,731.48x = 12,722,834,967.61
  5. Step 5: Solve for x
    x = 12,722,834,967.61/159,731.48
  6. Step 6: Final answer
    x = 79,651.40

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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.