Home / 56,917.44-78,550.56-33,051.60

Finding the Fourth Proportional to 56,917.44, 78,550.56 and 33,051.60

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Solution

The fourth proportional to 56,917.44, 78,550.56 and 33,051.60 is: 45,613.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,917.44 : 78,550.56 = 33,051.60 : x
  2. Step 2: Convert to fraction form
    56,917.44/78,550.56 = 33,051.60/x
  3. Step 3: Cross multiply
    56,917.44x = 78,550.56 × 33,051.60
  4. Step 4: Simplify right side
    56,917.44x = 2,596,221,688.90
  5. Step 5: Solve for x
    x = 2,596,221,688.90/56,917.44
  6. Step 6: Final answer
    x = 45,613.82

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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.