Home / 104,619.96-144,377.01-56,873.34

Finding the Fourth Proportional to 104,619.96, 144,377.01 and 56,873.34

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Solution

The fourth proportional to 104,619.96, 144,377.01 and 56,873.34 is: 78,486.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,619.96 : 144,377.01 = 56,873.34 : x
  2. Step 2: Convert to fraction form
    104,619.96/144,377.01 = 56,873.34/x
  3. Step 3: Cross multiply
    104,619.96x = 144,377.01 × 56,873.34
  4. Step 4: Simplify right side
    104,619.96x = 8,211,202,777.91
  5. Step 5: Solve for x
    x = 8,211,202,777.91/104,619.96
  6. Step 6: Final answer
    x = 78,486.01

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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.