Home / 82,528.31-113,891.80-46,717.58

Finding the Fourth Proportional to 82,528.31, 113,891.80 and 46,717.58

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Solution

The fourth proportional to 82,528.31, 113,891.80 and 46,717.58 is: 64,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,528.31 : 113,891.80 = 46,717.58 : x
  2. Step 2: Convert to fraction form
    82,528.31/113,891.80 = 46,717.58/x
  3. Step 3: Cross multiply
    82,528.31x = 113,891.80 × 46,717.58
  4. Step 4: Simplify right side
    82,528.31x = 5,320,749,277.84
  5. Step 5: Solve for x
    x = 5,320,749,277.84/82,528.31
  6. Step 6: Final answer
    x = 64,471.81

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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.