Home / 104,080.14-143,630.48-56,333.41

Finding the Fourth Proportional to 104,080.14, 143,630.48 and 56,333.41

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Solution

The fourth proportional to 104,080.14, 143,630.48 and 56,333.41 is: 77,740.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,080.14 : 143,630.48 = 56,333.41 : x
  2. Step 2: Convert to fraction form
    104,080.14/143,630.48 = 56,333.41/x
  3. Step 3: Cross multiply
    104,080.14x = 143,630.48 × 56,333.41
  4. Step 4: Simplify right side
    104,080.14x = 8,091,194,500.09
  5. Step 5: Solve for x
    x = 8,091,194,500.09/104,080.14
  6. Step 6: Final answer
    x = 77,740.04

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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.