Home / 55,740.74-76,917.14-33,075.84

Finding the Fourth Proportional to 55,740.74, 76,917.14 and 33,075.84

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Solution

The fourth proportional to 55,740.74, 76,917.14 and 33,075.84 is: 45,641.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,740.74 : 76,917.14 = 33,075.84 : x
  2. Step 2: Convert to fraction form
    55,740.74/76,917.14 = 33,075.84/x
  3. Step 3: Cross multiply
    55,740.74x = 76,917.14 × 33,075.84
  4. Step 4: Simplify right side
    55,740.74x = 2,544,099,015.90
  5. Step 5: Solve for x
    x = 2,544,099,015.90/55,740.74
  6. Step 6: Final answer
    x = 45,641.64

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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.