Finding the Fourth Proportional to 224,658.24, 310,033.59 and 122,684.40
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Solution
The fourth proportional to 224,658.24, 310,033.59 and 122,684.40 is: 169,307.32
Step by Step Solution
- Step 1: Write the proportion equation
224,658.24 : 310,033.59 = 122,684.40 : x - Step 2: Convert to fraction form
224,658.24/310,033.59 = 122,684.40/x - Step 3: Cross multiply
224,658.24x = 310,033.59 × 122,684.40 - Step 4: Simplify right side
224,658.24x = 38,036,284,969.00 - Step 5: Solve for x
x = 38,036,284,969.00/224,658.24 - Step 6: Final answer
x = 169,307.32
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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.