Finding the Fourth Proportional to 162,206.01, 243,376.47 and 67,456.98
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Solution
The fourth proportional to 162,206.01, 243,376.47 and 67,456.98 is: 101,213.52
Step by Step Solution
- Step 1: Write the proportion equation
162,206.01 : 243,376.47 = 67,456.98 : x - Step 2: Convert to fraction form
162,206.01/243,376.47 = 67,456.98/x - Step 3: Cross multiply
162,206.01x = 243,376.47 × 67,456.98 - Step 4: Simplify right side
162,206.01x = 16,417,441,669.26 - Step 5: Solve for x
x = 16,417,441,669.26/162,206.01 - Step 6: Final answer
x = 101,213.52
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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.