Home / 133,361.22-184,032.60-76,012.98

Finding the Fourth Proportional to 133,361.22, 184,032.60 and 76,012.98

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Solution

The fourth proportional to 133,361.22, 184,032.60 and 76,012.98 is: 104,894.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,361.22 : 184,032.60 = 76,012.98 : x
  2. Step 2: Convert to fraction form
    133,361.22/184,032.60 = 76,012.98/x
  3. Step 3: Cross multiply
    133,361.22x = 184,032.60 × 76,012.98
  4. Step 4: Simplify right side
    133,361.22x = 13,988,866,343.15
  5. Step 5: Solve for x
    x = 13,988,866,343.15/133,361.22
  6. Step 6: Final answer
    x = 104,894.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.