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Finding the Fourth Proportional to 133,525.63, 184,265.52 and 75,382.87

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Solution

The fourth proportional to 133,525.63, 184,265.52 and 75,382.87 is: 104,028.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,525.63 : 184,265.52 = 75,382.87 : x
  2. Step 2: Convert to fraction form
    133,525.63/184,265.52 = 75,382.87/x
  3. Step 3: Cross multiply
    133,525.63x = 184,265.52 × 75,382.87
  4. Step 4: Simplify right side
    133,525.63x = 13,890,463,341.79
  5. Step 5: Solve for x
    x = 13,890,463,341.79/133,525.63
  6. Step 6: Final answer
    x = 104,028.44

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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.