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Finding the Fourth Proportional to 199,349.94, 299,026.26 and 49,590.39

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Solution

The fourth proportional to 199,349.94, 299,026.26 and 49,590.39 is: 74,385.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,349.94 : 299,026.26 = 49,590.39 : x
  2. Step 2: Convert to fraction form
    199,349.94/299,026.26 = 49,590.39/x
  3. Step 3: Cross multiply
    199,349.94x = 299,026.26 × 49,590.39
  4. Step 4: Simplify right side
    199,349.94x = 14,828,828,853.64
  5. Step 5: Solve for x
    x = 14,828,828,853.64/199,349.94
  6. Step 6: Final answer
    x = 74,385.92

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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.