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Finding the Fourth Proportional to 264,888, 365,545.44 and 145,656

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Solution

The fourth proportional to 264,888, 365,545.44 and 145,656 is: 201,005.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,888 : 365,545.44 = 145,656 : x
  2. Step 2: Convert to fraction form
    264,888/365,545.44 = 145,656/x
  3. Step 3: Cross multiply
    264,888x = 365,545.44 × 145,656
  4. Step 4: Simplify right side
    264,888x = 53,243,886,608.64
  5. Step 5: Solve for x
    x = 53,243,886,608.64/264,888
  6. Step 6: Final answer
    x = 201,005.28

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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.