Finding the Fourth Proportional to 224,916.40, 310,392.93 and 122,948.65
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Solution
The fourth proportional to 224,916.40, 310,392.93 and 122,948.65 is: 169,673.67
Step by Step Solution
- Step 1: Write the proportion equation
224,916.40 : 310,392.93 = 122,948.65 : x - Step 2: Convert to fraction form
224,916.40/310,392.93 = 122,948.65/x - Step 3: Cross multiply
224,916.40x = 310,392.93 × 122,948.65 - Step 4: Simplify right side
224,916.40x = 38,162,391,713.04 - Step 5: Solve for x
x = 38,162,391,713.04/224,916.40 - Step 6: Final answer
x = 169,673.67
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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.