Finding the Fourth Proportional to 197,811.34, 296,763.68 and 64,691.08
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Solution
The fourth proportional to 197,811.34, 296,763.68 and 64,691.08 is: 97,051.88
Step by Step Solution
- Step 1: Write the proportion equation
197,811.34 : 296,763.68 = 64,691.08 : x - Step 2: Convert to fraction form
197,811.34/296,763.68 = 64,691.08/x - Step 3: Cross multiply
197,811.34x = 296,763.68 × 64,691.08 - Step 4: Simplify right side
197,811.34x = 19,197,962,963.97 - Step 5: Solve for x
x = 19,197,962,963.97/197,811.34 - Step 6: Final answer
x = 97,051.88
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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.