Finding the Fourth Proportional to 186,337.68, 257,146.29 and 101,455.08
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Solution
The fourth proportional to 186,337.68, 257,146.29 and 101,455.08 is: 140,008.17
Step by Step Solution
- Step 1: Write the proportion equation
186,337.68 : 257,146.29 = 101,455.08 : x - Step 2: Convert to fraction form
186,337.68/257,146.29 = 101,455.08/x - Step 3: Cross multiply
186,337.68x = 257,146.29 × 101,455.08 - Step 4: Simplify right side
186,337.68x = 26,088,797,423.65 - Step 5: Solve for x
x = 26,088,797,423.65/186,337.68 - Step 6: Final answer
x = 140,008.17
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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.