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Finding the Fourth Proportional to 183,973, 253,882.98 and 104,485

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Solution

The fourth proportional to 183,973, 253,882.98 and 104,485 is: 144,189.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,973 : 253,882.98 = 104,485 : x
  2. Step 2: Convert to fraction form
    183,973/253,882.98 = 104,485/x
  3. Step 3: Cross multiply
    183,973x = 253,882.98 × 104,485
  4. Step 4: Simplify right side
    183,973x = 26,526,963,165.30
  5. Step 5: Solve for x
    x = 26,526,963,165.30/183,973
  6. Step 6: Final answer
    x = 144,189.44

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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.