Finding the Fourth Proportional to 97,882.02, 135,076.68 and 53,170.02
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Solution
The fourth proportional to 97,882.02, 135,076.68 and 53,170.02 is: 73,374.35
Step by Step Solution
- Step 1: Write the proportion equation
97,882.02 : 135,076.68 = 53,170.02 : x - Step 2: Convert to fraction form
97,882.02/135,076.68 = 53,170.02/x - Step 3: Cross multiply
97,882.02x = 135,076.68 × 53,170.02 - Step 4: Simplify right side
97,882.02x = 7,182,029,777.13 - Step 5: Solve for x
x = 7,182,029,777.13/97,882.02 - Step 6: Final answer
x = 73,374.35
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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.