Finding the Fourth Proportional to 342,351.36, 513,423.36 and 93,000.96
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Solution
The fourth proportional to 342,351.36, 513,423.36 and 93,000.96 is: 139,473.27
Step by Step Solution
- Step 1: Write the proportion equation
342,351.36 : 513,423.36 = 93,000.96 : x - Step 2: Convert to fraction form
342,351.36/513,423.36 = 93,000.96/x - Step 3: Cross multiply
342,351.36x = 513,423.36 × 93,000.96 - Step 4: Simplify right side
342,351.36x = 47,748,865,366.43 - Step 5: Solve for x
x = 47,748,865,366.43/342,351.36 - Step 6: Final answer
x = 139,473.27
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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.