Home / 81,907.94-113,036.58-46,100.26

Finding the Fourth Proportional to 81,907.94, 113,036.58 and 46,100.26

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Solution

The fourth proportional to 81,907.94, 113,036.58 and 46,100.26 is: 63,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,907.94 : 113,036.58 = 46,100.26 : x
  2. Step 2: Convert to fraction form
    81,907.94/113,036.58 = 46,100.26/x
  3. Step 3: Cross multiply
    81,907.94x = 113,036.58 × 46,100.26
  4. Step 4: Simplify right side
    81,907.94x = 5,211,015,727.51
  5. Step 5: Solve for x
    x = 5,211,015,727.51/81,907.94
  6. Step 6: Final answer
    x = 63,620.40

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1.5x scale

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.