Finding the Fourth Proportional to 107,225.91, 160,844.54 and 28,337.99
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Solution
The fourth proportional to 107,225.91, 160,844.54 and 28,337.99 is: 42,508.48
Step by Step Solution
- Step 1: Write the proportion equation
107,225.91 : 160,844.54 = 28,337.99 : x - Step 2: Convert to fraction form
107,225.91/160,844.54 = 28,337.99/x - Step 3: Cross multiply
107,225.91x = 160,844.54 × 28,337.99 - Step 4: Simplify right side
107,225.91x = 4,558,010,020.16 - Step 5: Solve for x
x = 4,558,010,020.16/107,225.91 - Step 6: Final answer
x = 42,508.48
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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.