Home / 82,453.56-113,788.40-46,642.84

Finding the Fourth Proportional to 82,453.56, 113,788.40 and 46,642.84

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Solution

The fourth proportional to 82,453.56, 113,788.40 and 46,642.84 is: 64,368.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,453.56 : 113,788.40 = 46,642.84 : x
  2. Step 2: Convert to fraction form
    82,453.56/113,788.40 = 46,642.84/x
  3. Step 3: Cross multiply
    82,453.56x = 113,788.40 × 46,642.84
  4. Step 4: Simplify right side
    82,453.56x = 5,307,414,135.06
  5. Step 5: Solve for x
    x = 5,307,414,135.06/82,453.56
  6. Step 6: Final answer
    x = 64,368.53

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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.