Finding the Fourth Proportional to 73,768.08, 110,595.42 and 38,191.26
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Solution
The fourth proportional to 73,768.08, 110,595.42 and 38,191.26 is: 57,257.54
Step by Step Solution
- Step 1: Write the proportion equation
73,768.08 : 110,595.42 = 38,191.26 : x - Step 2: Convert to fraction form
73,768.08/110,595.42 = 38,191.26/x - Step 3: Cross multiply
73,768.08x = 110,595.42 × 38,191.26 - Step 4: Simplify right side
73,768.08x = 4,223,778,440.03 - Step 5: Solve for x
x = 4,223,778,440.03/73,768.08 - Step 6: Final answer
x = 57,257.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.