Home / 76,255.44-114,270.73-42,474.94

Finding the Fourth Proportional to 76,255.44, 114,270.73 and 42,474.94

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Solution

The fourth proportional to 76,255.44, 114,270.73 and 42,474.94 is: 63,649.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,255.44 : 114,270.73 = 42,474.94 : x
  2. Step 2: Convert to fraction form
    76,255.44/114,270.73 = 42,474.94/x
  3. Step 3: Cross multiply
    76,255.44x = 114,270.73 × 42,474.94
  4. Step 4: Simplify right side
    76,255.44x = 4,853,642,400.51
  5. Step 5: Solve for x
    x = 4,853,642,400.51/76,255.44
  6. Step 6: Final answer
    x = 63,649.79

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1.5x scale

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.