Home / 188,936.02-260,727.78-102,895.94

Finding the Fourth Proportional to 188,936.02, 260,727.78 and 102,895.94

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Solution

The fourth proportional to 188,936.02, 260,727.78 and 102,895.94 is: 141,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,936.02 : 260,727.78 = 102,895.94 : x
  2. Step 2: Convert to fraction form
    188,936.02/260,727.78 = 102,895.94/x
  3. Step 3: Cross multiply
    188,936.02x = 260,727.78 × 102,895.94
  4. Step 4: Simplify right side
    188,936.02x = 26,827,830,007.21
  5. Step 5: Solve for x
    x = 26,827,830,007.21/188,936.02
  6. Step 6: Final answer
    x = 141,994.26

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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.