Home / 190,342.11-262,661.43-104,284.86

Finding the Fourth Proportional to 190,342.11, 262,661.43 and 104,284.86

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Solution

The fourth proportional to 190,342.11, 262,661.43 and 104,284.86 is: 143,907.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,342.11 : 262,661.43 = 104,284.86 : x
  2. Step 2: Convert to fraction form
    190,342.11/262,661.43 = 104,284.86/x
  3. Step 3: Cross multiply
    190,342.11x = 262,661.43 × 104,284.86
  4. Step 4: Simplify right side
    190,342.11x = 27,391,610,454.95
  5. Step 5: Solve for x
    x = 27,391,610,454.95/190,342.11
  6. Step 6: Final answer
    x = 143,907.25

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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.