Home / 104,042.26-143,577.27-56,294.56

Finding the Fourth Proportional to 104,042.26, 143,577.27 and 56,294.56

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Solution

The fourth proportional to 104,042.26, 143,577.27 and 56,294.56 is: 77,685.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,042.26 : 143,577.27 = 56,294.56 : x
  2. Step 2: Convert to fraction form
    104,042.26/143,577.27 = 56,294.56/x
  3. Step 3: Cross multiply
    104,042.26x = 143,577.27 × 56,294.56
  4. Step 4: Simplify right side
    104,042.26x = 8,082,619,240.65
  5. Step 5: Solve for x
    x = 8,082,619,240.65/104,042.26
  6. Step 6: Final answer
    x = 77,685.93

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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.