Home / 95,341.70-143,013.56-28,782.38

Finding the Fourth Proportional to 95,341.70, 143,013.56 and 28,782.38

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Solution

The fourth proportional to 95,341.70, 143,013.56 and 28,782.38 is: 43,173.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,341.70 : 143,013.56 = 28,782.38 : x
  2. Step 2: Convert to fraction form
    95,341.70/143,013.56 = 28,782.38/x
  3. Step 3: Cross multiply
    95,341.70x = 143,013.56 × 28,782.38
  4. Step 4: Simplify right side
    95,341.70x = 4,116,270,629.07
  5. Step 5: Solve for x
    x = 4,116,270,629.07/95,341.70
  6. Step 6: Final answer
    x = 43,173.87

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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.