Finding the Fourth Proportional to 161,110.87, 222,303.69 and 93,102.92
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Solution
The fourth proportional to 161,110.87, 222,303.69 and 93,102.92 is: 128,465.09
Step by Step Solution
- Step 1: Write the proportion equation
161,110.87 : 222,303.69 = 93,102.92 : x - Step 2: Convert to fraction form
161,110.87/222,303.69 = 93,102.92/x - Step 3: Cross multiply
161,110.87x = 222,303.69 × 93,102.92 - Step 4: Simplify right side
161,110.87x = 20,697,122,387.90 - Step 5: Solve for x
x = 20,697,122,387.90/161,110.87 - Step 6: Final answer
x = 128,465.09
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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.