Finding the Fourth Proportional to 202,035.30, 278,807.19 and 110,154.26
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Solution
The fourth proportional to 202,035.30, 278,807.19 and 110,154.26 is: 152,012.05
Step by Step Solution
- Step 1: Write the proportion equation
202,035.30 : 278,807.19 = 110,154.26 : x - Step 2: Convert to fraction form
202,035.30/278,807.19 = 110,154.26/x - Step 3: Cross multiply
202,035.30x = 278,807.19 × 110,154.26 - Step 4: Simplify right side
202,035.30x = 30,711,799,697.13 - Step 5: Solve for x
x = 30,711,799,697.13/202,035.30 - Step 6: Final answer
x = 152,012.05
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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.