Home / 75,868.51-104,698.55-41,877.01

Finding the Fourth Proportional to 75,868.51, 104,698.55 and 41,877.01

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Solution

The fourth proportional to 75,868.51, 104,698.55 and 41,877.01 is: 57,790.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,868.51 : 104,698.55 = 41,877.01 : x
  2. Step 2: Convert to fraction form
    75,868.51/104,698.55 = 41,877.01/x
  3. Step 3: Cross multiply
    75,868.51x = 104,698.55 × 41,877.01
  4. Step 4: Simplify right side
    75,868.51x = 4,384,462,120.63
  5. Step 5: Solve for x
    x = 4,384,462,120.63/75,868.51
  6. Step 6: Final answer
    x = 57,790.28

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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.