Finding the Fourth Proportional to 97,869.20, 146,803.80 and 97,869.20
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Solution
The fourth proportional to 97,869.20, 146,803.80 and 97,869.20 is: 146,803.80
Step by Step Solution
- Step 1: Write the proportion equation
97,869.20 : 146,803.80 = 97,869.20 : x - Step 2: Convert to fraction form
97,869.20/146,803.80 = 97,869.20/x - Step 3: Cross multiply
97,869.20x = 146,803.80 × 97,869.20 - Step 4: Simplify right side
97,869.20x = 14,367,570,462.96 - Step 5: Solve for x
x = 14,367,570,462.96/97,869.20 - Step 6: Final answer
x = 146,803.80
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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.