Home / 99,544.33-149,242.38-43,373.80

Finding the Fourth Proportional to 99,544.33, 149,242.38 and 43,373.80

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Solution

The fourth proportional to 99,544.33, 149,242.38 and 43,373.80 is: 65,028.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,544.33 : 149,242.38 = 43,373.80 : x
  2. Step 2: Convert to fraction form
    99,544.33/149,242.38 = 43,373.80/x
  3. Step 3: Cross multiply
    99,544.33x = 149,242.38 × 43,373.80
  4. Step 4: Simplify right side
    99,544.33x = 6,473,209,141.64
  5. Step 5: Solve for x
    x = 6,473,209,141.64/99,544.33
  6. Step 6: Final answer
    x = 65,028.41

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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.