Finding the Fourth Proportional to 93,847.48, 129,511.62 and 53,560.44
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Solution
The fourth proportional to 93,847.48, 129,511.62 and 53,560.44 is: 73,914.60
Step by Step Solution
- Step 1: Write the proportion equation
93,847.48 : 129,511.62 = 53,560.44 : x - Step 2: Convert to fraction form
93,847.48/129,511.62 = 53,560.44/x - Step 3: Cross multiply
93,847.48x = 129,511.62 × 53,560.44 - Step 4: Simplify right side
93,847.48x = 6,936,699,352.31 - Step 5: Solve for x
x = 6,936,699,352.31/93,847.48 - Step 6: Final answer
x = 73,914.60
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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.