Finding the Fourth Proportional to 167,998.40, 251,479.20 and 97,668.80
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Solution
The fourth proportional to 167,998.40, 251,479.20 and 97,668.80 is: 146,201.82
Step by Step Solution
- Step 1: Write the proportion equation
167,998.40 : 251,479.20 = 97,668.80 : x - Step 2: Convert to fraction form
167,998.40/251,479.20 = 97,668.80/x - Step 3: Cross multiply
167,998.40x = 251,479.20 × 97,668.80 - Step 4: Simplify right side
167,998.40x = 24,561,671,688.96 - Step 5: Solve for x
x = 24,561,671,688.96/167,998.40 - Step 6: Final answer
x = 146,201.82
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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.