Home / 99,276.75-148,933.58-32,721.56

Finding the Fourth Proportional to 99,276.75, 148,933.58 and 32,721.56

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Solution

The fourth proportional to 99,276.75, 148,933.58 and 32,721.56 is: 49,088.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,276.75 : 148,933.58 = 32,721.56 : x
  2. Step 2: Convert to fraction form
    99,276.75/148,933.58 = 32,721.56/x
  3. Step 3: Cross multiply
    99,276.75x = 148,933.58 × 32,721.56
  4. Step 4: Simplify right side
    99,276.75x = 4,873,338,165.71
  5. Step 5: Solve for x
    x = 4,873,338,165.71/99,276.75
  6. Step 6: Final answer
    x = 49,088.41

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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.