Finding the Fourth Proportional to 191,041.08, 263,624.60 and 106,153.08
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Solution
The fourth proportional to 191,041.08, 263,624.60 and 106,153.08 is: 146,484.53
Step by Step Solution
- Step 1: Write the proportion equation
191,041.08 : 263,624.60 = 106,153.08 : x - Step 2: Convert to fraction form
191,041.08/263,624.60 = 106,153.08/x - Step 3: Cross multiply
191,041.08x = 263,624.60 × 106,153.08 - Step 4: Simplify right side
191,041.08x = 27,984,563,253.77 - Step 5: Solve for x
x = 27,984,563,253.77/191,041.08 - Step 6: Final answer
x = 146,484.53
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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.