Home / 104,736.44-144,535.06-56,988.96

Finding the Fourth Proportional to 104,736.44, 144,535.06 and 56,988.96

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Solution

The fourth proportional to 104,736.44, 144,535.06 and 56,988.96 is: 78,644.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,736.44 : 144,535.06 = 56,988.96 : x
  2. Step 2: Convert to fraction form
    104,736.44/144,535.06 = 56,988.96/x
  3. Step 3: Cross multiply
    104,736.44x = 144,535.06 × 56,988.96
  4. Step 4: Simplify right side
    104,736.44x = 8,236,902,752.94
  5. Step 5: Solve for x
    x = 8,236,902,752.94/104,736.44
  6. Step 6: Final answer
    x = 78,644.10

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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.