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Finding the Fourth Proportional to 264,552.93, 365,085.68 and 143,696.57

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Solution

The fourth proportional to 264,552.93, 365,085.68 and 143,696.57 is: 198,302.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,552.93 : 365,085.68 = 143,696.57 : x
  2. Step 2: Convert to fraction form
    264,552.93/365,085.68 = 143,696.57/x
  3. Step 3: Cross multiply
    264,552.93x = 365,085.68 × 143,696.57
  4. Step 4: Simplify right side
    264,552.93x = 52,461,557,428.21
  5. Step 5: Solve for x
    x = 52,461,557,428.21/264,552.93
  6. Step 6: Final answer
    x = 198,302.69

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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.