Home / 104,041.26-143,575.89-56,293.56

Finding the Fourth Proportional to 104,041.26, 143,575.89 and 56,293.56

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Solution

The fourth proportional to 104,041.26, 143,575.89 and 56,293.56 is: 77,684.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,041.26 : 143,575.89 = 56,293.56 : x
  2. Step 2: Convert to fraction form
    104,041.26/143,575.89 = 56,293.56/x
  3. Step 3: Cross multiply
    104,041.26x = 143,575.89 × 56,293.56
  4. Step 4: Simplify right side
    104,041.26x = 8,082,397,978.27
  5. Step 5: Solve for x
    x = 8,082,397,978.27/104,041.26
  6. Step 6: Final answer
    x = 77,684.55

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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.