Home / 103,394.82-155,093.04-56,622.18

Finding the Fourth Proportional to 103,394.82, 155,093.04 and 56,622.18

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Solution

The fourth proportional to 103,394.82, 155,093.04 and 56,622.18 is: 84,933.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,394.82 : 155,093.04 = 56,622.18 : x
  2. Step 2: Convert to fraction form
    103,394.82/155,093.04 = 56,622.18/x
  3. Step 3: Cross multiply
    103,394.82x = 155,093.04 × 56,622.18
  4. Step 4: Simplify right side
    103,394.82x = 8,781,706,027.63
  5. Step 5: Solve for x
    x = 8,781,706,027.63/103,394.82
  6. Step 6: Final answer
    x = 84,933.71

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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.