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Finding the Fourth Proportional to 244,083.65, 336,796.58 and 136,658.21

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Solution

The fourth proportional to 244,083.65, 336,796.58 and 136,658.21 is: 188,566.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,083.65 : 336,796.58 = 136,658.21 : x
  2. Step 2: Convert to fraction form
    244,083.65/336,796.58 = 136,658.21/x
  3. Step 3: Cross multiply
    244,083.65x = 336,796.58 × 136,658.21
  4. Step 4: Simplify right side
    244,083.65x = 46,026,017,073.63
  5. Step 5: Solve for x
    x = 46,026,017,073.63/244,083.65
  6. Step 6: Final answer
    x = 188,566.57

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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.