Home / 99,842.22-149,746.32-33,275.34

Finding the Fourth Proportional to 99,842.22, 149,746.32 and 33,275.34

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Solution

The fourth proportional to 99,842.22, 149,746.32 and 33,275.34 is: 49,907.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,842.22 : 149,746.32 = 33,275.34 : x
  2. Step 2: Convert to fraction form
    99,842.22/149,746.32 = 33,275.34/x
  3. Step 3: Cross multiply
    99,842.22x = 149,746.32 × 33,275.34
  4. Step 4: Simplify right side
    99,842.22x = 4,982,859,711.75
  5. Step 5: Solve for x
    x = 4,982,859,711.75/99,842.22
  6. Step 6: Final answer
    x = 49,907.34

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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.