Finding the Fourth Proportional to 84,335.24, 116,368.60 and 50,357.48
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Solution
The fourth proportional to 84,335.24, 116,368.60 and 50,357.48 is: 69,484.94
Step by Step Solution
- Step 1: Write the proportion equation
84,335.24 : 116,368.60 = 50,357.48 : x - Step 2: Convert to fraction form
84,335.24/116,368.60 = 50,357.48/x - Step 3: Cross multiply
84,335.24x = 116,368.60 × 50,357.48 - Step 4: Simplify right side
84,335.24x = 5,860,029,447.13 - Step 5: Solve for x
x = 5,860,029,447.13/84,335.24 - Step 6: Final answer
x = 69,484.94
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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.