Home / 95,504.63-143,272.11-31,442.81

Finding the Fourth Proportional to 95,504.63, 143,272.11 and 31,442.81

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Solution

The fourth proportional to 95,504.63, 143,272.11 and 31,442.81 is: 47,169.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,504.63 : 143,272.11 = 31,442.81 : x
  2. Step 2: Convert to fraction form
    95,504.63/143,272.11 = 31,442.81/x
  3. Step 3: Cross multiply
    95,504.63x = 143,272.11 × 31,442.81
  4. Step 4: Simplify right side
    95,504.63x = 4,504,877,733.03
  5. Step 5: Solve for x
    x = 4,504,877,733.03/95,504.63
  6. Step 6: Final answer
    x = 47,169.21

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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.