Home / 143,030.03-214,546.66-43,191.05

Finding the Fourth Proportional to 143,030.03, 214,546.66 and 43,191.05

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Solution

The fourth proportional to 143,030.03, 214,546.66 and 43,191.05 is: 64,787.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,030.03 : 214,546.66 = 43,191.05 : x
  2. Step 2: Convert to fraction form
    143,030.03/214,546.66 = 43,191.05/x
  3. Step 3: Cross multiply
    143,030.03x = 214,546.66 × 43,191.05
  4. Step 4: Simplify right side
    143,030.03x = 9,266,494,338.68
  5. Step 5: Solve for x
    x = 9,266,494,338.68/143,030.03
  6. Step 6: Final answer
    x = 64,787.06

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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.