Home / 143,206.36-214,691.28-63,187.36

Finding the Fourth Proportional to 143,206.36, 214,691.28 and 63,187.36

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Solution

The fourth proportional to 143,206.36, 214,691.28 and 63,187.36 is: 94,728.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,206.36 : 214,691.28 = 63,187.36 : x
  2. Step 2: Convert to fraction form
    143,206.36/214,691.28 = 63,187.36/x
  3. Step 3: Cross multiply
    143,206.36x = 214,691.28 × 63,187.36
  4. Step 4: Simplify right side
    143,206.36x = 13,565,775,198.22
  5. Step 5: Solve for x
    x = 13,565,775,198.22/143,206.36
  6. Step 6: Final answer
    x = 94,728.86

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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.