Finding the Fourth Proportional to 224,620.49, 309,982.66 and 122,652.41
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Solution
The fourth proportional to 224,620.49, 309,982.66 and 122,652.41 is: 169,263.81
Step by Step Solution
- Step 1: Write the proportion equation
224,620.49 : 309,982.66 = 122,652.41 : x - Step 2: Convert to fraction form
224,620.49/309,982.66 = 122,652.41/x - Step 3: Cross multiply
224,620.49x = 309,982.66 × 122,652.41 - Step 4: Simplify right side
224,620.49x = 38,020,120,307.21 - Step 5: Solve for x
x = 38,020,120,307.21/224,620.49 - Step 6: Final answer
x = 169,263.81
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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.