Finding the Fourth Proportional to 266,670.60, 368,098.08 and 153,538.44
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Solution
The fourth proportional to 266,670.60, 368,098.08 and 153,538.44 is: 211,936.39
Step by Step Solution
- Step 1: Write the proportion equation
266,670.60 : 368,098.08 = 153,538.44 : x - Step 2: Convert to fraction form
266,670.60/368,098.08 = 153,538.44/x - Step 3: Cross multiply
266,670.60x = 368,098.08 × 153,538.44 - Step 4: Simplify right side
266,670.60x = 56,517,204,970.20 - Step 5: Solve for x
x = 56,517,204,970.20/266,670.60 - Step 6: Final answer
x = 211,936.39
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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.