Finding the Fourth Proportional to 97,778.51, 146,639.49 and 44,440.76
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Solution
The fourth proportional to 97,778.51, 146,639.49 and 44,440.76 is: 66,648.28
Step by Step Solution
- Step 1: Write the proportion equation
97,778.51 : 146,639.49 = 44,440.76 : x - Step 2: Convert to fraction form
97,778.51/146,639.49 = 44,440.76/x - Step 3: Cross multiply
97,778.51x = 146,639.49 × 44,440.76 - Step 4: Simplify right side
97,778.51x = 6,516,769,648.41 - Step 5: Solve for x
x = 6,516,769,648.41/97,778.51 - Step 6: Final answer
x = 66,648.28
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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.