Finding the Fourth Proportional to 107,392.07, 148,217.22 and 77,277.08
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Solution
The fourth proportional to 107,392.07, 148,217.22 and 77,277.08 is: 106,654.00
Step by Step Solution
- Step 1: Write the proportion equation
107,392.07 : 148,217.22 = 77,277.08 : x - Step 2: Convert to fraction form
107,392.07/148,217.22 = 77,277.08/x - Step 3: Cross multiply
107,392.07x = 148,217.22 × 77,277.08 - Step 4: Simplify right side
107,392.07x = 11,453,793,226.23 - Step 5: Solve for x
x = 11,453,793,226.23/107,392.07 - Step 6: Final answer
x = 106,654.00
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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.