Finding the Fourth Proportional to 114,832.62, 158,263.17 and 93,393.48
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Solution
The fourth proportional to 114,832.62, 158,263.17 and 93,393.48 is: 128,715.59
Step by Step Solution
- Step 1: Write the proportion equation
114,832.62 : 158,263.17 = 93,393.48 : x - Step 2: Convert to fraction form
114,832.62/158,263.17 = 93,393.48/x - Step 3: Cross multiply
114,832.62x = 158,263.17 × 93,393.48 - Step 4: Simplify right side
114,832.62x = 14,780,748,202.13 - Step 5: Solve for x
x = 14,780,748,202.13/114,832.62 - Step 6: Final answer
x = 128,715.59
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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.