Finding the Fourth Proportional to 183,870.16, 253,740.84 and 103,297.68
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Solution
The fourth proportional to 183,870.16, 253,740.84 and 103,297.68 is: 142,550.81
Step by Step Solution
- Step 1: Write the proportion equation
183,870.16 : 253,740.84 = 103,297.68 : x - Step 2: Convert to fraction form
183,870.16/253,740.84 = 103,297.68/x - Step 3: Cross multiply
183,870.16x = 253,740.84 × 103,297.68 - Step 4: Simplify right side
183,870.16x = 26,210,840,093.25 - Step 5: Solve for x
x = 26,210,840,093.25/183,870.16 - Step 6: Final answer
x = 142,550.81
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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.