Finding the Fourth Proportional to 97,193.05, 134,080.54 and 56,881.84
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Solution
The fourth proportional to 97,193.05, 134,080.54 and 56,881.84 is: 78,470.09
Step by Step Solution
- Step 1: Write the proportion equation
97,193.05 : 134,080.54 = 56,881.84 : x - Step 2: Convert to fraction form
97,193.05/134,080.54 = 56,881.84/x - Step 3: Cross multiply
97,193.05x = 134,080.54 × 56,881.84 - Step 4: Simplify right side
97,193.05x = 7,626,747,823.39 - Step 5: Solve for x
x = 7,626,747,823.39/97,193.05 - Step 6: Final answer
x = 78,470.09
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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.