Home / 80,577.65-111,190.93-44,764.52

Finding the Fourth Proportional to 80,577.65, 111,190.93 and 44,764.52

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Solution

The fourth proportional to 80,577.65, 111,190.93 and 44,764.52 is: 61,771.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,577.65 : 111,190.93 = 44,764.52 : x
  2. Step 2: Convert to fraction form
    80,577.65/111,190.93 = 44,764.52/x
  3. Step 3: Cross multiply
    80,577.65x = 111,190.93 × 44,764.52
  4. Step 4: Simplify right side
    80,577.65x = 4,977,407,941.94
  5. Step 5: Solve for x
    x = 4,977,407,941.94/80,577.65
  6. Step 6: Final answer
    x = 61,771.57

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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.