Finding the Fourth Proportional to 97,343.04, 134,175.36 and 76,084.80
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Solution
The fourth proportional to 97,343.04, 134,175.36 and 76,084.80 is: 104,873.50
Step by Step Solution
- Step 1: Write the proportion equation
97,343.04 : 134,175.36 = 76,084.80 : x - Step 2: Convert to fraction form
97,343.04/134,175.36 = 76,084.80/x - Step 3: Cross multiply
97,343.04x = 134,175.36 × 76,084.80 - Step 4: Simplify right side
97,343.04x = 10,208,705,430.53 - Step 5: Solve for x
x = 10,208,705,430.53/97,343.04 - Step 6: Final answer
x = 104,873.50
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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.