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Finding the Fourth Proportional to 133,862.32, 184,731.42 and 73,433.08

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Solution

The fourth proportional to 133,862.32, 184,731.42 and 73,433.08 is: 101,338.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,862.32 : 184,731.42 = 73,433.08 : x
  2. Step 2: Convert to fraction form
    133,862.32/184,731.42 = 73,433.08/x
  3. Step 3: Cross multiply
    133,862.32x = 184,731.42 × 73,433.08
  4. Step 4: Simplify right side
    133,862.32x = 13,565,396,956.92
  5. Step 5: Solve for x
    x = 13,565,396,956.92/133,862.32
  6. Step 6: Final answer
    x = 101,338.43

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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.