Finding the Fourth Proportional to 282,811.24, 424,126.70 and 93,236.28
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Solution
The fourth proportional to 282,811.24, 424,126.70 and 93,236.28 is: 139,824.70
Step by Step Solution
- Step 1: Write the proportion equation
282,811.24 : 424,126.70 = 93,236.28 : x - Step 2: Convert to fraction form
282,811.24/424,126.70 = 93,236.28/x - Step 3: Cross multiply
282,811.24x = 424,126.70 × 93,236.28 - Step 4: Simplify right side
282,811.24x = 39,543,995,756.68 - Step 5: Solve for x
x = 39,543,995,756.68/282,811.24 - Step 6: Final answer
x = 139,824.70
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1.5x scale
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.