Finding the Fourth Proportional to 97,968.26, 146,835.74 and 68,225.06
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Solution
The fourth proportional to 97,968.26, 146,835.74 and 68,225.06 is: 102,256.35
Step by Step Solution
- Step 1: Write the proportion equation
97,968.26 : 146,835.74 = 68,225.06 : x - Step 2: Convert to fraction form
97,968.26/146,835.74 = 68,225.06/x - Step 3: Cross multiply
97,968.26x = 146,835.74 × 68,225.06 - Step 4: Simplify right side
97,968.26x = 10,017,877,171.64 - Step 5: Solve for x
x = 10,017,877,171.64/97,968.26 - Step 6: Final answer
x = 102,256.35
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1.5x scale
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.