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Finding the Fourth Proportional to 244,104.61, 336,899.72 and 136,681.56

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Solution

The fourth proportional to 244,104.61, 336,899.72 and 136,681.56 is: 188,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,104.61 : 336,899.72 = 136,681.56 : x
  2. Step 2: Convert to fraction form
    244,104.61/336,899.72 = 136,681.56/x
  3. Step 3: Cross multiply
    244,104.61x = 336,899.72 × 136,681.56
  4. Step 4: Simplify right side
    244,104.61x = 46,047,979,293.16
  5. Step 5: Solve for x
    x = 46,047,979,293.16/244,104.61
  6. Step 6: Final answer
    x = 188,640.35

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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.