Finding the Fourth Proportional to 89,603.84, 134,366.84 and 27,259.76
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Solution
The fourth proportional to 89,603.84, 134,366.84 and 27,259.76 is: 40,877.80
Step by Step Solution
- Step 1: Write the proportion equation
89,603.84 : 134,366.84 = 27,259.76 : x - Step 2: Convert to fraction form
89,603.84/134,366.84 = 27,259.76/x - Step 3: Cross multiply
89,603.84x = 134,366.84 × 27,259.76 - Step 4: Simplify right side
89,603.84x = 3,662,807,810.36 - Step 5: Solve for x
x = 3,662,807,810.36/89,603.84 - Step 6: Final answer
x = 40,877.80
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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.