Home / 104,081.14-143,631.86-56,334.41

Finding the Fourth Proportional to 104,081.14, 143,631.86 and 56,334.41

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Solution

The fourth proportional to 104,081.14, 143,631.86 and 56,334.41 is: 77,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,081.14 : 143,631.86 = 56,334.41 : x
  2. Step 2: Convert to fraction form
    104,081.14/143,631.86 = 56,334.41/x
  3. Step 3: Cross multiply
    104,081.14x = 143,631.86 × 56,334.41
  4. Step 4: Simplify right side
    104,081.14x = 8,091,416,090.30
  5. Step 5: Solve for x
    x = 8,091,416,090.30/104,081.14
  6. Step 6: Final answer
    x = 77,741.42

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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.