Home / 154,727.80-231,697.80-101,977.36

Finding the Fourth Proportional to 154,727.80, 231,697.80 and 101,977.36

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Solution

The fourth proportional to 154,727.80, 231,697.80 and 101,977.36 is: 152,706.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,727.80 : 231,697.80 = 101,977.36 : x
  2. Step 2: Convert to fraction form
    154,727.80/231,697.80 = 101,977.36/x
  3. Step 3: Cross multiply
    154,727.80x = 231,697.80 × 101,977.36
  4. Step 4: Simplify right side
    154,727.80x = 23,627,929,961.81
  5. Step 5: Solve for x
    x = 23,627,929,961.81/154,727.80
  6. Step 6: Final answer
    x = 152,706.43

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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.