Finding the Fourth Proportional to 93,614.46, 140,423.52 and 43,680.99
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Solution
The fourth proportional to 93,614.46, 140,423.52 and 43,680.99 is: 65,522.34
Step by Step Solution
- Step 1: Write the proportion equation
93,614.46 : 140,423.52 = 43,680.99 : x - Step 2: Convert to fraction form
93,614.46/140,423.52 = 43,680.99/x - Step 3: Cross multiply
93,614.46x = 140,423.52 × 43,680.99 - Step 4: Simplify right side
93,614.46x = 6,133,838,372.88 - Step 5: Solve for x
x = 6,133,838,372.88/93,614.46 - Step 6: Final answer
x = 65,522.34
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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.