Home / 122,977.78-184,466.73-94,938.79

Finding the Fourth Proportional to 122,977.78, 184,466.73 and 94,938.79

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Solution

The fourth proportional to 122,977.78, 184,466.73 and 94,938.79 is: 142,408.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,977.78 : 184,466.73 = 94,938.79 : x
  2. Step 2: Convert to fraction form
    122,977.78/184,466.73 = 94,938.79/x
  3. Step 3: Cross multiply
    122,977.78x = 184,466.73 × 94,938.79
  4. Step 4: Simplify right side
    122,977.78x = 17,513,048,141.46
  5. Step 5: Solve for x
    x = 17,513,048,141.46/122,977.78
  6. Step 6: Final answer
    x = 142,408.23

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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.