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Finding the Fourth Proportional to 183,607.91, 253,374.66 and 103,033.37

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Solution

The fourth proportional to 183,607.91, 253,374.66 and 103,033.37 is: 142,183.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,607.91 : 253,374.66 = 103,033.37 : x
  2. Step 2: Convert to fraction form
    183,607.91/253,374.66 = 103,033.37/x
  3. Step 3: Cross multiply
    183,607.91x = 253,374.66 × 103,033.37
  4. Step 4: Simplify right side
    183,607.91x = 26,106,044,010.83
  5. Step 5: Solve for x
    x = 26,106,044,010.83/183,607.91
  6. Step 6: Final answer
    x = 142,183.65

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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.