Home / 143,327.36-214,991.49-43,488.38

Finding the Fourth Proportional to 143,327.36, 214,991.49 and 43,488.38

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Solution

The fourth proportional to 143,327.36, 214,991.49 and 43,488.38 is: 65,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,327.36 : 214,991.49 = 43,488.38 : x
  2. Step 2: Convert to fraction form
    143,327.36/214,991.49 = 43,488.38/x
  3. Step 3: Cross multiply
    143,327.36x = 214,991.49 × 43,488.38
  4. Step 4: Simplify right side
    143,327.36x = 9,349,630,538.93
  5. Step 5: Solve for x
    x = 9,349,630,538.93/143,327.36
  6. Step 6: Final answer
    x = 65,232.70

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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.