Finding the Fourth Proportional to 177,710.21, 245,240.10 and 97,138.05
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Solution
The fourth proportional to 177,710.21, 245,240.10 and 97,138.05 is: 134,050.51
Step by Step Solution
- Step 1: Write the proportion equation
177,710.21 : 245,240.10 = 97,138.05 : x - Step 2: Convert to fraction form
177,710.21/245,240.10 = 97,138.05/x - Step 3: Cross multiply
177,710.21x = 245,240.10 × 97,138.05 - Step 4: Simplify right side
177,710.21x = 23,822,145,095.81 - Step 5: Solve for x
x = 23,822,145,095.81/177,710.21 - Step 6: Final answer
x = 134,050.51
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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.