Home / 88,951.05-122,796.86-51,218.01

Finding the Fourth Proportional to 88,951.05, 122,796.86 and 51,218.01

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Solution

The fourth proportional to 88,951.05, 122,796.86 and 51,218.01 is: 70,706.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,951.05 : 122,796.86 = 51,218.01 : x
  2. Step 2: Convert to fraction form
    88,951.05/122,796.86 = 51,218.01/x
  3. Step 3: Cross multiply
    88,951.05x = 122,796.86 × 51,218.01
  4. Step 4: Simplify right side
    88,951.05x = 6,289,410,317.51
  5. Step 5: Solve for x
    x = 6,289,410,317.51/88,951.05
  6. Step 6: Final answer
    x = 70,706.42

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1.5x scale

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.