Finding the Fourth Proportional to 88,679.16, 133,018.26 and 22,119.12
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Solution
The fourth proportional to 88,679.16, 133,018.26 and 22,119.12 is: 33,178.56
Step by Step Solution
- Step 1: Write the proportion equation
88,679.16 : 133,018.26 = 22,119.12 : x - Step 2: Convert to fraction form
88,679.16/133,018.26 = 22,119.12/x - Step 3: Cross multiply
88,679.16x = 133,018.26 × 22,119.12 - Step 4: Simplify right side
88,679.16x = 2,942,246,855.13 - Step 5: Solve for x
x = 2,942,246,855.13/88,679.16 - Step 6: Final answer
x = 33,178.56
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1.5x scale
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.