Finding the Fourth Proportional to 127,567.98, 176,068.08 and 84,471.39
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Solution
The fourth proportional to 127,567.98, 176,068.08 and 84,471.39 is: 116,586.59
Step by Step Solution
- Step 1: Write the proportion equation
127,567.98 : 176,068.08 = 84,471.39 : x - Step 2: Convert to fraction form
127,567.98/176,068.08 = 84,471.39/x - Step 3: Cross multiply
127,567.98x = 176,068.08 × 84,471.39 - Step 4: Simplify right side
127,567.98x = 14,872,715,452.23 - Step 5: Solve for x
x = 14,872,715,452.23/127,567.98 - Step 6: Final answer
x = 116,586.59
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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.