Home / 204,699.63-306,924.37-98,116.20

Finding the Fourth Proportional to 204,699.63, 306,924.37 and 98,116.20

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Solution

The fourth proportional to 204,699.63, 306,924.37 and 98,116.20 is: 147,114.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,699.63 : 306,924.37 = 98,116.20 : x
  2. Step 2: Convert to fraction form
    204,699.63/306,924.37 = 98,116.20/x
  3. Step 3: Cross multiply
    204,699.63x = 306,924.37 × 98,116.20
  4. Step 4: Simplify right side
    204,699.63x = 30,114,250,846.59
  5. Step 5: Solve for x
    x = 30,114,250,846.59/204,699.63
  6. Step 6: Final answer
    x = 147,114.34

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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.