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Finding the Fourth Proportional to 199,946.90, 299,920.35 and 183,617.30

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Solution

The fourth proportional to 199,946.90, 299,920.35 and 183,617.30 is: 275,425.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,946.90 : 299,920.35 = 183,617.30 : x
  2. Step 2: Convert to fraction form
    199,946.90/299,920.35 = 183,617.30/x
  3. Step 3: Cross multiply
    199,946.90x = 299,920.35 × 183,617.30
  4. Step 4: Simplify right side
    199,946.90x = 55,070,564,882.06
  5. Step 5: Solve for x
    x = 55,070,564,882.06/199,946.90
  6. Step 6: Final answer
    x = 275,425.95

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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.