Home / 99,918.56-149,901.41-32,450.38

Finding the Fourth Proportional to 99,918.56, 149,901.41 and 32,450.38

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Solution

The fourth proportional to 99,918.56, 149,901.41 and 32,450.38 is: 48,683.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,918.56 : 149,901.41 = 32,450.38 : x
  2. Step 2: Convert to fraction form
    99,918.56/149,901.41 = 32,450.38/x
  3. Step 3: Cross multiply
    99,918.56x = 149,901.41 × 32,450.38
  4. Step 4: Simplify right side
    99,918.56x = 4,864,357,423.41
  5. Step 5: Solve for x
    x = 4,864,357,423.41/99,918.56
  6. Step 6: Final answer
    x = 48,683.22

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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.