Finding the Fourth Proportional to 177,835.39, 245,409.75 and 97,261.15
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Solution
The fourth proportional to 177,835.39, 245,409.75 and 97,261.15 is: 134,218.70
Step by Step Solution
- Step 1: Write the proportion equation
177,835.39 : 245,409.75 = 97,261.15 : x - Step 2: Convert to fraction form
177,835.39/245,409.75 = 97,261.15/x - Step 3: Cross multiply
177,835.39x = 245,409.75 × 97,261.15 - Step 4: Simplify right side
177,835.39x = 23,868,834,506.21 - Step 5: Solve for x
x = 23,868,834,506.21/177,835.39 - Step 6: Final answer
x = 134,218.70
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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.