Finding the Fourth Proportional to 97,273.20, 134,266.99 and 57,000.05
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Solution
The fourth proportional to 97,273.20, 134,266.99 and 57,000.05 is: 78,677.64
Step by Step Solution
- Step 1: Write the proportion equation
97,273.20 : 134,266.99 = 57,000.05 : x - Step 2: Convert to fraction form
97,273.20/134,266.99 = 57,000.05/x - Step 3: Cross multiply
97,273.20x = 134,266.99 × 57,000.05 - Step 4: Simplify right side
97,273.20x = 7,653,225,855.46 - Step 5: Solve for x
x = 7,653,225,855.46/97,273.20 - Step 6: Final answer
x = 78,677.64
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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.