Home / 99,322.57-148,988.44-32,768.51

Finding the Fourth Proportional to 99,322.57, 148,988.44 and 32,768.51

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Solution

The fourth proportional to 99,322.57, 148,988.44 and 32,768.51 is: 49,154.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,322.57 : 148,988.44 = 32,768.51 : x
  2. Step 2: Convert to fraction form
    99,322.57/148,988.44 = 32,768.51/x
  3. Step 3: Cross multiply
    99,322.57x = 148,988.44 × 32,768.51
  4. Step 4: Simplify right side
    99,322.57x = 4,882,129,022.18
  5. Step 5: Solve for x
    x = 4,882,129,022.18/99,322.57
  6. Step 6: Final answer
    x = 49,154.28

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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.