Home / 84,538.12-116,662.68-46,811.56

Finding the Fourth Proportional to 84,538.12, 116,662.68 and 46,811.56

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Solution

The fourth proportional to 84,538.12, 116,662.68 and 46,811.56 is: 64,599.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,538.12 : 116,662.68 = 46,811.56 : x
  2. Step 2: Convert to fraction form
    84,538.12/116,662.68 = 46,811.56/x
  3. Step 3: Cross multiply
    84,538.12x = 116,662.68 × 46,811.56
  4. Step 4: Simplify right side
    84,538.12x = 5,461,162,044.58
  5. Step 5: Solve for x
    x = 5,461,162,044.58/84,538.12
  6. Step 6: Final answer
    x = 64,599.99

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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.