Home / 75,438.24-104,104.56-41,904

Finding the Fourth Proportional to 75,438.24, 104,104.56 and 41,904

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Solution

The fourth proportional to 75,438.24, 104,104.56 and 41,904 is: 57,827.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,438.24 : 104,104.56 = 41,904 : x
  2. Step 2: Convert to fraction form
    75,438.24/104,104.56 = 41,904/x
  3. Step 3: Cross multiply
    75,438.24x = 104,104.56 × 41,904
  4. Step 4: Simplify right side
    75,438.24x = 4,362,397,482.24
  5. Step 5: Solve for x
    x = 4,362,397,482.24/75,438.24
  6. Step 6: Final answer
    x = 57,827.40

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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.