Home / 75,470.74-104,143.32-41,477.47

Finding the Fourth Proportional to 75,470.74, 104,143.32 and 41,477.47

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Solution

The fourth proportional to 75,470.74, 104,143.32 and 41,477.47 is: 57,235.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,470.74 : 104,143.32 = 41,477.47 : x
  2. Step 2: Convert to fraction form
    75,470.74/104,143.32 = 41,477.47/x
  3. Step 3: Cross multiply
    75,470.74x = 104,143.32 × 41,477.47
  4. Step 4: Simplify right side
    75,470.74x = 4,319,601,170.64
  5. Step 5: Solve for x
    x = 4,319,601,170.64/75,470.74
  6. Step 6: Final answer
    x = 57,235.44

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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.