Finding the Fourth Proportional to 134,844.94, 202,253.54 and 84,773.20
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Solution
The fourth proportional to 134,844.94, 202,253.54 and 84,773.20 is: 127,151.08
Step by Step Solution
- Step 1: Write the proportion equation
134,844.94 : 202,253.54 = 84,773.20 : x - Step 2: Convert to fraction form
134,844.94/202,253.54 = 84,773.20/x - Step 3: Cross multiply
134,844.94x = 202,253.54 × 84,773.20 - Step 4: Simplify right side
134,844.94x = 17,145,679,797.13 - Step 5: Solve for x
x = 17,145,679,797.13/134,844.94 - Step 6: Final answer
x = 127,151.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.