Finding the Fourth Proportional to 176,411.70, 264,617.55 and 106,427.70
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Solution
The fourth proportional to 176,411.70, 264,617.55 and 106,427.70 is: 159,641.55
Step by Step Solution
- Step 1: Write the proportion equation
176,411.70 : 264,617.55 = 106,427.70 : x - Step 2: Convert to fraction form
176,411.70/264,617.55 = 106,427.70/x - Step 3: Cross multiply
176,411.70x = 264,617.55 × 106,427.70 - Step 4: Simplify right side
176,411.70x = 28,162,637,226.14 - Step 5: Solve for x
x = 28,162,637,226.14/176,411.70 - Step 6: Final answer
x = 159,641.55
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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.