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Finding the Fourth Proportional to 183,924.84, 253,810.62 and 103,350.36

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Solution

The fourth proportional to 183,924.84, 253,810.62 and 103,350.36 is: 142,620.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,924.84 : 253,810.62 = 103,350.36 : x
  2. Step 2: Convert to fraction form
    183,924.84/253,810.62 = 103,350.36/x
  3. Step 3: Cross multiply
    183,924.84x = 253,810.62 × 103,350.36
  4. Step 4: Simplify right side
    183,924.84x = 26,231,418,948.82
  5. Step 5: Solve for x
    x = 26,231,418,948.82/183,924.84
  6. Step 6: Final answer
    x = 142,620.32

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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.