Home / 95,237.31-142,879.76-67,212.07

Finding the Fourth Proportional to 95,237.31, 142,879.76 and 67,212.07

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Solution

The fourth proportional to 95,237.31, 142,879.76 and 67,212.07 is: 100,834.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,237.31 : 142,879.76 = 67,212.07 : x
  2. Step 2: Convert to fraction form
    95,237.31/142,879.76 = 67,212.07/x
  3. Step 3: Cross multiply
    95,237.31x = 142,879.76 × 67,212.07
  4. Step 4: Simplify right side
    95,237.31x = 9,603,244,094.64
  5. Step 5: Solve for x
    x = 9,603,244,094.64/95,237.31
  6. Step 6: Final answer
    x = 100,834.89

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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.