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Finding the Fourth Proportional to 243,943, 365,536.62 and 169,208.44

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Solution

The fourth proportional to 243,943, 365,536.62 and 169,208.44 is: 253,550.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,943 : 365,536.62 = 169,208.44 : x
  2. Step 2: Convert to fraction form
    243,943/365,536.62 = 169,208.44/x
  3. Step 3: Cross multiply
    243,943x = 365,536.62 × 169,208.44
  4. Step 4: Simplify right side
    243,943x = 61,851,881,233.07
  5. Step 5: Solve for x
    x = 61,851,881,233.07/243,943
  6. Step 6: Final answer
    x = 253,550.55

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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.