Finding the Fourth Proportional to 113,540.18, 170,330.93 and 38,656.49
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Solution
The fourth proportional to 113,540.18, 170,330.93 and 38,656.49 is: 57,991.77
Step by Step Solution
- Step 1: Write the proportion equation
113,540.18 : 170,330.93 = 38,656.49 : x - Step 2: Convert to fraction form
113,540.18/170,330.93 = 38,656.49/x - Step 3: Cross multiply
113,540.18x = 170,330.93 × 38,656.49 - Step 4: Simplify right side
113,540.18x = 6,584,395,892.24 - Step 5: Solve for x
x = 6,584,395,892.24/113,540.18 - Step 6: Final answer
x = 57,991.77
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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.