Finding the Fourth Proportional to 147,365.63, 203,364.47 and 80,297.63
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Solution
The fourth proportional to 147,365.63, 203,364.47 and 80,297.63 is: 110,810.68
Step by Step Solution
- Step 1: Write the proportion equation
147,365.63 : 203,364.47 = 80,297.63 : x - Step 2: Convert to fraction form
147,365.63/203,364.47 = 80,297.63/x - Step 3: Cross multiply
147,365.63x = 203,364.47 × 80,297.63 - Step 4: Simplify right side
147,365.63x = 16,329,684,913.74 - Step 5: Solve for x
x = 16,329,684,913.74/147,365.63 - Step 6: Final answer
x = 110,810.68
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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.