Finding the Fourth Proportional to 224,125.56, 309,285.36 and 122,148.99
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Solution
The fourth proportional to 224,125.56, 309,285.36 and 122,148.99 is: 168,561.29
Step by Step Solution
- Step 1: Write the proportion equation
224,125.56 : 309,285.36 = 122,148.99 : x - Step 2: Convert to fraction form
224,125.56/309,285.36 = 122,148.99/x - Step 3: Cross multiply
224,125.56x = 309,285.36 × 122,148.99 - Step 4: Simplify right side
224,125.56x = 37,778,894,345.79 - Step 5: Solve for x
x = 37,778,894,345.79/224,125.56 - Step 6: Final answer
x = 168,561.29
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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.