Home / 133,375.01-184,054.91-72,945.45

Finding the Fourth Proportional to 133,375.01, 184,054.91 and 72,945.45

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Solution

The fourth proportional to 133,375.01, 184,054.91 and 72,945.45 is: 100,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,375.01 : 184,054.91 = 72,945.45 : x
  2. Step 2: Convert to fraction form
    133,375.01/184,054.91 = 72,945.45/x
  3. Step 3: Cross multiply
    133,375.01x = 184,054.91 × 72,945.45
  4. Step 4: Simplify right side
    133,375.01x = 13,425,967,869.93
  5. Step 5: Solve for x
    x = 13,425,967,869.93/133,375.01
  6. Step 6: Final answer
    x = 100,663.30

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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.