Home / 104,670.11-144,443.39-56,922.44

Finding the Fourth Proportional to 104,670.11, 144,443.39 and 56,922.44

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Solution

The fourth proportional to 104,670.11, 144,443.39 and 56,922.44 is: 78,552.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,670.11 : 144,443.39 = 56,922.44 : x
  2. Step 2: Convert to fraction form
    104,670.11/144,443.39 = 56,922.44/x
  3. Step 3: Cross multiply
    104,670.11x = 144,443.39 × 56,922.44
  4. Step 4: Simplify right side
    104,670.11x = 8,222,069,193.84
  5. Step 5: Solve for x
    x = 8,222,069,193.84/104,670.11
  6. Step 6: Final answer
    x = 78,552.22

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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.