Finding the Fourth Proportional to 97,768.41, 134,920.41 and 53,056.41
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Solution
The fourth proportional to 97,768.41, 134,920.41 and 53,056.41 is: 73,217.84
Step by Step Solution
- Step 1: Write the proportion equation
97,768.41 : 134,920.41 = 53,056.41 : x - Step 2: Convert to fraction form
97,768.41/134,920.41 = 53,056.41/x - Step 3: Cross multiply
97,768.41x = 134,920.41 × 53,056.41 - Step 4: Simplify right side
97,768.41x = 7,158,391,885.42 - Step 5: Solve for x
x = 7,158,391,885.42/97,768.41 - Step 6: Final answer
x = 73,217.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.