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Finding the Fourth Proportional to 103,618.24, 155,404.50 and 37,063

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Solution

The fourth proportional to 103,618.24, 155,404.50 and 37,063 is: 55,586.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,618.24 : 155,404.50 = 37,063 : x
  2. Step 2: Convert to fraction form
    103,618.24/155,404.50 = 37,063/x
  3. Step 3: Cross multiply
    103,618.24x = 155,404.50 × 37,063
  4. Step 4: Simplify right side
    103,618.24x = 5,759,756,983.50
  5. Step 5: Solve for x
    x = 5,759,756,983.50/103,618.24
  6. Step 6: Final answer
    x = 55,586.32

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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.