Home / 143,023.14-214,493.81-57,633.75

Finding the Fourth Proportional to 143,023.14, 214,493.81 and 57,633.75

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Solution

The fourth proportional to 143,023.14, 214,493.81 and 57,633.75 is: 86,434.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,023.14 : 214,493.81 = 57,633.75 : x
  2. Step 2: Convert to fraction form
    143,023.14/214,493.81 = 57,633.75/x
  3. Step 3: Cross multiply
    143,023.14x = 214,493.81 × 57,633.75
  4. Step 4: Simplify right side
    143,023.14x = 12,362,082,333.92
  5. Step 5: Solve for x
    x = 12,362,082,333.92/143,023.14
  6. Step 6: Final answer
    x = 86,434.14

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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.