Finding the Fourth Proportional to 97,926.48, 146,865.96 and 45,285.66
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Solution
The fourth proportional to 97,926.48, 146,865.96 and 45,285.66 is: 67,917.50
Step by Step Solution
- Step 1: Write the proportion equation
97,926.48 : 146,865.96 = 45,285.66 : x - Step 2: Convert to fraction form
97,926.48/146,865.96 = 45,285.66/x - Step 3: Cross multiply
97,926.48x = 146,865.96 × 45,285.66 - Step 4: Simplify right side
97,926.48x = 6,650,921,930.13 - Step 5: Solve for x
x = 6,650,921,930.13/97,926.48 - Step 6: Final answer
x = 67,917.50
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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.