Finding the Fourth Proportional to 165,518.98, 228,376.37 and 97,538.74
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Solution
The fourth proportional to 165,518.98, 228,376.37 and 97,538.74 is: 134,579.99
Step by Step Solution
- Step 1: Write the proportion equation
165,518.98 : 228,376.37 = 97,538.74 : x - Step 2: Convert to fraction form
165,518.98/228,376.37 = 97,538.74/x - Step 3: Cross multiply
165,518.98x = 228,376.37 × 97,538.74 - Step 4: Simplify right side
165,518.98x = 22,275,543,375.57 - Step 5: Solve for x
x = 22,275,543,375.57/165,518.98 - Step 6: Final answer
x = 134,579.99
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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.