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Finding the Fourth Proportional to 262,001.94, 393,085.94 and 93,518.54

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Solution

The fourth proportional to 262,001.94, 393,085.94 and 93,518.54 is: 140,307.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,001.94 : 393,085.94 = 93,518.54 : x
  2. Step 2: Convert to fraction form
    262,001.94/393,085.94 = 93,518.54/x
  3. Step 3: Cross multiply
    262,001.94x = 393,085.94 × 93,518.54
  4. Step 4: Simplify right side
    262,001.94x = 36,760,821,471.69
  5. Step 5: Solve for x
    x = 36,760,821,471.69/262,001.94
  6. Step 6: Final answer
    x = 140,307.44

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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.