Finding the Fourth Proportional to 155,368.24, 214,424.61 and 94,974.23
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Solution
The fourth proportional to 155,368.24, 214,424.61 and 94,974.23 is: 131,074.49
Step by Step Solution
- Step 1: Write the proportion equation
155,368.24 : 214,424.61 = 94,974.23 : x - Step 2: Convert to fraction form
155,368.24/214,424.61 = 94,974.23/x - Step 3: Cross multiply
155,368.24x = 214,424.61 × 94,974.23 - Step 4: Simplify right side
155,368.24x = 20,364,812,227.80 - Step 5: Solve for x
x = 20,364,812,227.80/155,368.24 - Step 6: Final answer
x = 131,074.49
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1.5x scale
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.