Home / 95,887.38-143,780.34-42,556.16

Finding the Fourth Proportional to 95,887.38, 143,780.34 and 42,556.16

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Solution

The fourth proportional to 95,887.38, 143,780.34 and 42,556.16 is: 63,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,887.38 : 143,780.34 = 42,556.16 : x
  2. Step 2: Convert to fraction form
    95,887.38/143,780.34 = 42,556.16/x
  3. Step 3: Cross multiply
    95,887.38x = 143,780.34 × 42,556.16
  4. Step 4: Simplify right side
    95,887.38x = 6,118,739,153.89
  5. Step 5: Solve for x
    x = 6,118,739,153.89/95,887.38
  6. Step 6: Final answer
    x = 63,811.73

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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.