Finding the Fourth Proportional to 68,999.47, 103,197.26 and 63,955.71
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Solution
The fourth proportional to 68,999.47, 103,197.26 and 63,955.71 is: 95,653.70
Step by Step Solution
- Step 1: Write the proportion equation
68,999.47 : 103,197.26 = 63,955.71 : x - Step 2: Convert to fraction form
68,999.47/103,197.26 = 63,955.71/x - Step 3: Cross multiply
68,999.47x = 103,197.26 × 63,955.71 - Step 4: Simplify right side
68,999.47x = 6,600,054,193.24 - Step 5: Solve for x
x = 6,600,054,193.24/68,999.47 - Step 6: Final answer
x = 95,653.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.