Home / 51,118.45-70,571.13-35,851.87

Finding the Fourth Proportional to 51,118.45, 70,571.13 and 35,851.87

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Solution

The fourth proportional to 51,118.45, 70,571.13 and 35,851.87 is: 49,494.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,118.45 : 70,571.13 = 35,851.87 : x
  2. Step 2: Convert to fraction form
    51,118.45/70,571.13 = 35,851.87/x
  3. Step 3: Cross multiply
    51,118.45x = 70,571.13 × 35,851.87
  4. Step 4: Simplify right side
    51,118.45x = 2,530,106,978.51
  5. Step 5: Solve for x
    x = 2,530,106,978.51/51,118.45
  6. Step 6: Final answer
    x = 49,494.99

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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.