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Finding the Fourth Proportional to 184,567.78, 275,840.16 and 134,752.78

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Solution

The fourth proportional to 184,567.78, 275,840.16 and 134,752.78 is: 201,390.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,567.78 : 275,840.16 = 134,752.78 : x
  2. Step 2: Convert to fraction form
    184,567.78/275,840.16 = 134,752.78/x
  3. Step 3: Cross multiply
    184,567.78x = 275,840.16 × 134,752.78
  4. Step 4: Simplify right side
    184,567.78x = 37,170,227,016.44
  5. Step 5: Solve for x
    x = 37,170,227,016.44/184,567.78
  6. Step 6: Final answer
    x = 201,390.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.