Home / 146,859.24-220,064.56-109,237.36

Finding the Fourth Proportional to 146,859.24, 220,064.56 and 109,237.36

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Solution

The fourth proportional to 146,859.24, 220,064.56 and 109,237.36 is: 163,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,859.24 : 220,064.56 = 109,237.36 : x
  2. Step 2: Convert to fraction form
    146,859.24/220,064.56 = 109,237.36/x
  3. Step 3: Cross multiply
    146,859.24x = 220,064.56 × 109,237.36
  4. Step 4: Simplify right side
    146,859.24x = 24,039,271,563.96
  5. Step 5: Solve for x
    x = 24,039,271,563.96/146,859.24
  6. Step 6: Final answer
    x = 163,689.20

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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.