Home / 81,933.14-122,899.64-46,848.17

Finding the Fourth Proportional to 81,933.14, 122,899.64 and 46,848.17

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Solution

The fourth proportional to 81,933.14, 122,899.64 and 46,848.17 is: 70,272.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,933.14 : 122,899.64 = 46,848.17 : x
  2. Step 2: Convert to fraction form
    81,933.14/122,899.64 = 46,848.17/x
  3. Step 3: Cross multiply
    81,933.14x = 122,899.64 × 46,848.17
  4. Step 4: Simplify right side
    81,933.14x = 5,757,622,378.92
  5. Step 5: Solve for x
    x = 5,757,622,378.92/81,933.14
  6. Step 6: Final answer
    x = 70,272.21

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1.5x scale

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.