Home / 199,845.84-299,788.80-57,694.62

Finding the Fourth Proportional to 199,845.84, 299,788.80 and 57,694.62

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Solution

The fourth proportional to 199,845.84, 299,788.80 and 57,694.62 is: 86,547.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,845.84 : 299,788.80 = 57,694.62 : x
  2. Step 2: Convert to fraction form
    199,845.84/299,788.80 = 57,694.62/x
  3. Step 3: Cross multiply
    199,845.84x = 299,788.80 × 57,694.62
  4. Step 4: Simplify right side
    199,845.84x = 17,296,200,896.26
  5. Step 5: Solve for x
    x = 17,296,200,896.26/199,845.84
  6. Step 6: Final answer
    x = 86,547.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.