Finding the Fourth Proportional to 89,476.70, 134,214.70 and 22,916.74
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Solution
The fourth proportional to 89,476.70, 134,214.70 and 22,916.74 is: 34,375.02
Step by Step Solution
- Step 1: Write the proportion equation
89,476.70 : 134,214.70 = 22,916.74 : x - Step 2: Convert to fraction form
89,476.70/134,214.70 = 22,916.74/x - Step 3: Cross multiply
89,476.70x = 134,214.70 × 22,916.74 - Step 4: Simplify right side
89,476.70x = 3,075,763,384.08 - Step 5: Solve for x
x = 3,075,763,384.08/89,476.70 - Step 6: Final answer
x = 34,375.02
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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.