Home / 73,277.46-109,907.28-31,174.47

Finding the Fourth Proportional to 73,277.46, 109,907.28 and 31,174.47

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Solution

The fourth proportional to 73,277.46, 109,907.28 and 31,174.47 is: 46,757.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,277.46 : 109,907.28 = 31,174.47 : x
  2. Step 2: Convert to fraction form
    73,277.46/109,907.28 = 31,174.47/x
  3. Step 3: Cross multiply
    73,277.46x = 109,907.28 × 31,174.47
  4. Step 4: Simplify right side
    73,277.46x = 3,426,301,203.14
  5. Step 5: Solve for x
    x = 3,426,301,203.14/73,277.46
  6. Step 6: Final answer
    x = 46,757.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.