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Finding the Fourth Proportional to 255,206, 382,812.24 and 88,994

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Solution

The fourth proportional to 255,206, 382,812.24 and 88,994 is: 133,492.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,206 : 382,812.24 = 88,994 : x
  2. Step 2: Convert to fraction form
    255,206/382,812.24 = 88,994/x
  3. Step 3: Cross multiply
    255,206x = 382,812.24 × 88,994
  4. Step 4: Simplify right side
    255,206x = 34,067,992,486.56
  5. Step 5: Solve for x
    x = 34,067,992,486.56/255,206
  6. Step 6: Final answer
    x = 133,492.13

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.