Finding the Fourth Proportional to 224,807.59, 310,230.84 and 122,830.87
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Solution
The fourth proportional to 224,807.59, 310,230.84 and 122,830.87 is: 169,504.61
Step by Step Solution
- Step 1: Write the proportion equation
224,807.59 : 310,230.84 = 122,830.87 : x - Step 2: Convert to fraction form
224,807.59/310,230.84 = 122,830.87/x - Step 3: Cross multiply
224,807.59x = 310,230.84 × 122,830.87 - Step 4: Simplify right side
224,807.59x = 38,105,923,978.03 - Step 5: Solve for x
x = 38,105,923,978.03/224,807.59 - Step 6: Final answer
x = 169,504.61
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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.