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Finding the Fourth Proportional to 183,402.06, 275,012.34 and 65,055.66

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Solution

The fourth proportional to 183,402.06, 275,012.34 and 65,055.66 is: 97,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,402.06 : 275,012.34 = 65,055.66 : x
  2. Step 2: Convert to fraction form
    183,402.06/275,012.34 = 65,055.66/x
  3. Step 3: Cross multiply
    183,402.06x = 275,012.34 × 65,055.66
  4. Step 4: Simplify right side
    183,402.06x = 17,891,109,286.84
  5. Step 5: Solve for x
    x = 17,891,109,286.84/183,402.06
  6. Step 6: Final answer
    x = 97,551.30

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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.