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Finding the Fourth Proportional to 199,553.40, 299,330.10 and 183,223.80

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Solution

The fourth proportional to 199,553.40, 299,330.10 and 183,223.80 is: 274,835.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,553.40 : 299,330.10 = 183,223.80 : x
  2. Step 2: Convert to fraction form
    199,553.40/299,330.10 = 183,223.80/x
  3. Step 3: Cross multiply
    199,553.40x = 299,330.10 × 183,223.80
  4. Step 4: Simplify right side
    199,553.40x = 54,844,398,376.38
  5. Step 5: Solve for x
    x = 54,844,398,376.38/199,553.40
  6. Step 6: Final answer
    x = 274,835.70

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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.