Finding the Fourth Proportional to 190,258.71, 262,558.94 and 114,792.63
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Solution
The fourth proportional to 190,258.71, 262,558.94 and 114,792.63 is: 158,414.99
Step by Step Solution
- Step 1: Write the proportion equation
190,258.71 : 262,558.94 = 114,792.63 : x - Step 2: Convert to fraction form
190,258.71/262,558.94 = 114,792.63/x - Step 3: Cross multiply
190,258.71x = 262,558.94 × 114,792.63 - Step 4: Simplify right side
190,258.71x = 30,139,830,226.80 - Step 5: Solve for x
x = 30,139,830,226.80/190,258.71 - Step 6: Final answer
x = 158,414.99
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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.