Finding the Fourth Proportional to 91,277.41, 125,937.86 and 62,604.17
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Solution
The fourth proportional to 91,277.41, 125,937.86 and 62,604.17 is: 86,376.63
Step by Step Solution
- Step 1: Write the proportion equation
91,277.41 : 125,937.86 = 62,604.17 : x - Step 2: Convert to fraction form
91,277.41/125,937.86 = 62,604.17/x - Step 3: Cross multiply
91,277.41x = 125,937.86 × 62,604.17 - Step 4: Simplify right side
91,277.41x = 7,884,234,900.46 - Step 5: Solve for x
x = 7,884,234,900.46/91,277.41 - Step 6: Final answer
x = 86,376.63
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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.