Finding the Fourth Proportional to 173,403.60, 260,132.76 and 73,564.08
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Solution
The fourth proportional to 173,403.60, 260,132.76 and 73,564.08 is: 110,357.73
Step by Step Solution
- Step 1: Write the proportion equation
173,403.60 : 260,132.76 = 73,564.08 : x - Step 2: Convert to fraction form
173,403.60/260,132.76 = 73,564.08/x - Step 3: Cross multiply
173,403.60x = 260,132.76 × 73,564.08 - Step 4: Simplify right side
173,403.60x = 19,136,427,167.26 - Step 5: Solve for x
x = 19,136,427,167.26/173,403.60 - Step 6: Final answer
x = 110,357.73
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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.