Home / 146,731.50-219,424.41-109,317.06

Finding the Fourth Proportional to 146,731.50, 219,424.41 and 109,317.06

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Solution

The fourth proportional to 146,731.50, 219,424.41 and 109,317.06 is: 163,474.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,731.50 : 219,424.41 = 109,317.06 : x
  2. Step 2: Convert to fraction form
    146,731.50/219,424.41 = 109,317.06/x
  3. Step 3: Cross multiply
    146,731.50x = 219,424.41 × 109,317.06
  4. Step 4: Simplify right side
    146,731.50x = 23,986,831,393.43
  5. Step 5: Solve for x
    x = 23,986,831,393.43/146,731.50
  6. Step 6: Final answer
    x = 163,474.31

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1.5x scale

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.