Home / 95,144.37-142,733.05-31,970.66

Finding the Fourth Proportional to 95,144.37, 142,733.05 and 31,970.66

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Solution

The fourth proportional to 95,144.37, 142,733.05 and 31,970.66 is: 47,961.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,144.37 : 142,733.05 = 31,970.66 : x
  2. Step 2: Convert to fraction form
    95,144.37/142,733.05 = 31,970.66/x
  3. Step 3: Cross multiply
    95,144.37x = 142,733.05 × 31,970.66
  4. Step 4: Simplify right side
    95,144.37x = 4,563,269,812.31
  5. Step 5: Solve for x
    x = 4,563,269,812.31/95,144.37
  6. Step 6: Final answer
    x = 47,961.53

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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.