Finding the Fourth Proportional to 86,059.19, 118,695.93 and 62,264.63
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Solution
The fourth proportional to 86,059.19, 118,695.93 and 62,264.63 is: 85,877.62
Step by Step Solution
- Step 1: Write the proportion equation
86,059.19 : 118,695.93 = 62,264.63 : x - Step 2: Convert to fraction form
86,059.19/118,695.93 = 62,264.63/x - Step 3: Cross multiply
86,059.19x = 118,695.93 × 62,264.63 - Step 4: Simplify right side
86,059.19x = 7,390,558,163.96 - Step 5: Solve for x
x = 7,390,558,163.96/86,059.19 - Step 6: Final answer
x = 85,877.62
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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.