Home / 104,741.60-144,542.19-56,994.12

Finding the Fourth Proportional to 104,741.60, 144,542.19 and 56,994.12

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Solution

The fourth proportional to 104,741.60, 144,542.19 and 56,994.12 is: 78,651.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,741.60 : 144,542.19 = 56,994.12 : x
  2. Step 2: Convert to fraction form
    104,741.60/144,542.19 = 56,994.12/x
  3. Step 3: Cross multiply
    104,741.60x = 144,542.19 × 56,994.12
  4. Step 4: Simplify right side
    104,741.60x = 8,238,054,636.95
  5. Step 5: Solve for x
    x = 8,238,054,636.95/104,741.60
  6. Step 6: Final answer
    x = 78,651.22

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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.