Finding the Fourth Proportional to 178,126.13, 245,816.84 and 97,552.19
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Solution
The fourth proportional to 178,126.13, 245,816.84 and 97,552.19 is: 134,623.55
Step by Step Solution
- Step 1: Write the proportion equation
178,126.13 : 245,816.84 = 97,552.19 : x - Step 2: Convert to fraction form
178,126.13/245,816.84 = 97,552.19/x - Step 3: Cross multiply
178,126.13x = 245,816.84 × 97,552.19 - Step 4: Simplify right side
178,126.13x = 23,979,971,080.88 - Step 5: Solve for x
x = 23,979,971,080.88/178,126.13 - Step 6: Final answer
x = 134,623.55
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1.5x scale
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.