Home / 133,375.14-184,055.11-72,945.59

Finding the Fourth Proportional to 133,375.14, 184,055.11 and 72,945.59

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Solution

The fourth proportional to 133,375.14, 184,055.11 and 72,945.59 is: 100,663.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,375.14 : 184,055.11 = 72,945.59 : x
  2. Step 2: Convert to fraction form
    133,375.14/184,055.11 = 72,945.59/x
  3. Step 3: Cross multiply
    133,375.14x = 184,055.11 × 72,945.59
  4. Step 4: Simplify right side
    133,375.14x = 13,426,007,488.83
  5. Step 5: Solve for x
    x = 13,426,007,488.83/133,375.14
  6. Step 6: Final answer
    x = 100,663.49

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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.