Home / 104,093.13-143,648.58-56,346.87

Finding the Fourth Proportional to 104,093.13, 143,648.58 and 56,346.87

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Solution

The fourth proportional to 104,093.13, 143,648.58 and 56,346.87 is: 77,758.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,093.13 : 143,648.58 = 56,346.87 : x
  2. Step 2: Convert to fraction form
    104,093.13/143,648.58 = 56,346.87/x
  3. Step 3: Cross multiply
    104,093.13x = 143,648.58 × 56,346.87
  4. Step 4: Simplify right side
    104,093.13x = 8,094,147,862.94
  5. Step 5: Solve for x
    x = 8,094,147,862.94/104,093.13
  6. Step 6: Final answer
    x = 77,758.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.