Home / 159,156.26-239,216.71-105,304.62

Finding the Fourth Proportional to 159,156.26, 239,216.71 and 105,304.62

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Solution

The fourth proportional to 159,156.26, 239,216.71 and 105,304.62 is: 158,276.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,156.26 : 239,216.71 = 105,304.62 : x
  2. Step 2: Convert to fraction form
    159,156.26/239,216.71 = 105,304.62/x
  3. Step 3: Cross multiply
    159,156.26x = 239,216.71 × 105,304.62
  4. Step 4: Simplify right side
    159,156.26x = 25,190,624,480.94
  5. Step 5: Solve for x
    x = 25,190,624,480.94/159,156.26
  6. Step 6: Final answer
    x = 158,276.05

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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.