Finding the Fourth Proportional to 134,377.88, 201,123.80 and 74,313.95
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Solution
The fourth proportional to 134,377.88, 201,123.80 and 74,313.95 is: 111,225.92
Step by Step Solution
- Step 1: Write the proportion equation
134,377.88 : 201,123.80 = 74,313.95 : x - Step 2: Convert to fraction form
134,377.88/201,123.80 = 74,313.95/x - Step 3: Cross multiply
134,377.88x = 201,123.80 × 74,313.95 - Step 4: Simplify right side
134,377.88x = 14,946,302,639.82 - Step 5: Solve for x
x = 14,946,302,639.82/134,377.88 - Step 6: Final answer
x = 111,225.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.