Home / 159,731.16-239,571.35-53,106.26

Finding the Fourth Proportional to 159,731.16, 239,571.35 and 53,106.26

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Solution

The fourth proportional to 159,731.16, 239,571.35 and 53,106.26 is: 79,650.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,731.16 : 239,571.35 = 53,106.26 : x
  2. Step 2: Convert to fraction form
    159,731.16/239,571.35 = 53,106.26/x
  3. Step 3: Cross multiply
    159,731.16x = 239,571.35 × 53,106.26
  4. Step 4: Simplify right side
    159,731.16x = 12,722,736,938.26
  5. Step 5: Solve for x
    x = 12,722,736,938.26/159,731.16
  6. Step 6: Final answer
    x = 79,650.94

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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.