Finding the Fourth Proportional to 97,023.58, 133,843.55 and 56,711.00
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Solution
The fourth proportional to 97,023.58, 133,843.55 and 56,711.00 is: 78,232.55
Step by Step Solution
- Step 1: Write the proportion equation
97,023.58 : 133,843.55 = 56,711.00 : x - Step 2: Convert to fraction form
97,023.58/133,843.55 = 56,711.00/x - Step 3: Cross multiply
97,023.58x = 133,843.55 × 56,711.00 - Step 4: Simplify right side
97,023.58x = 7,590,401,615.10 - Step 5: Solve for x
x = 7,590,401,615.10/97,023.58 - Step 6: Final answer
x = 78,232.55
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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.