Home / 104,786.15-157,091.04-45,577.22

Finding the Fourth Proportional to 104,786.15, 157,091.04 and 45,577.22

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Solution

The fourth proportional to 104,786.15, 157,091.04 and 45,577.22 is: 68,327.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,786.15 : 157,091.04 = 45,577.22 : x
  2. Step 2: Convert to fraction form
    104,786.15/157,091.04 = 45,577.22/x
  3. Step 3: Cross multiply
    104,786.15x = 157,091.04 × 45,577.22
  4. Step 4: Simplify right side
    104,786.15x = 7,159,772,104.65
  5. Step 5: Solve for x
    x = 7,159,772,104.65/104,786.15
  6. Step 6: Final answer
    x = 68,327.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.