Finding the Fourth Proportional to 106,073.52, 146,381.52 and 58,330.08
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Solution
The fourth proportional to 106,073.52, 146,381.52 and 58,330.08 is: 80,495.54
Step by Step Solution
- Step 1: Write the proportion equation
106,073.52 : 146,381.52 = 58,330.08 : x - Step 2: Convert to fraction form
106,073.52/146,381.52 = 58,330.08/x - Step 3: Cross multiply
106,073.52x = 146,381.52 × 58,330.08 - Step 4: Simplify right side
106,073.52x = 8,538,445,772.12 - Step 5: Solve for x
x = 8,538,445,772.12/106,073.52 - Step 6: Final answer
x = 80,495.54
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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.