Home / 81,905.25-113,032.88-46,097.58

Finding the Fourth Proportional to 81,905.25, 113,032.88 and 46,097.58

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Solution

The fourth proportional to 81,905.25, 113,032.88 and 46,097.58 is: 63,616.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,905.25 : 113,032.88 = 46,097.58 : x
  2. Step 2: Convert to fraction form
    81,905.25/113,032.88 = 46,097.58/x
  3. Step 3: Cross multiply
    81,905.25x = 113,032.88 × 46,097.58
  4. Step 4: Simplify right side
    81,905.25x = 5,210,542,228.43
  5. Step 5: Solve for x
    x = 5,210,542,228.43/81,905.25
  6. Step 6: Final answer
    x = 63,616.71

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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.