Home / 133,551.72-184,294.36-73,110.78

Finding the Fourth Proportional to 133,551.72, 184,294.36 and 73,110.78

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Solution

The fourth proportional to 133,551.72, 184,294.36 and 73,110.78 is: 100,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,551.72 : 184,294.36 = 73,110.78 : x
  2. Step 2: Convert to fraction form
    133,551.72/184,294.36 = 73,110.78/x
  3. Step 3: Cross multiply
    133,551.72x = 184,294.36 × 73,110.78
  4. Step 4: Simplify right side
    133,551.72x = 13,473,904,409.20
  5. Step 5: Solve for x
    x = 13,473,904,409.20/133,551.72
  6. Step 6: Final answer
    x = 100,889.04

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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.