Home / 146,315.22-219,456.88-99,232.76

Finding the Fourth Proportional to 146,315.22, 219,456.88 and 99,232.76

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Solution

The fourth proportional to 146,315.22, 219,456.88 and 99,232.76 is: 148,838.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,315.22 : 219,456.88 = 99,232.76 : x
  2. Step 2: Convert to fraction form
    146,315.22/219,456.88 = 99,232.76/x
  3. Step 3: Cross multiply
    146,315.22x = 219,456.88 × 99,232.76
  4. Step 4: Simplify right side
    146,315.22x = 21,777,311,903.39
  5. Step 5: Solve for x
    x = 21,777,311,903.39/146,315.22
  6. Step 6: Final answer
    x = 148,838.32

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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.