Finding the Fourth Proportional to 126,953.58, 175,195.96 and 70,364.95
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Solution
The fourth proportional to 126,953.58, 175,195.96 and 70,364.95 is: 97,103.65
Step by Step Solution
- Step 1: Write the proportion equation
126,953.58 : 175,195.96 = 70,364.95 : x - Step 2: Convert to fraction form
126,953.58/175,195.96 = 70,364.95/x - Step 3: Cross multiply
126,953.58x = 175,195.96 × 70,364.95 - Step 4: Simplify right side
126,953.58x = 12,327,655,732.98 - Step 5: Solve for x
x = 12,327,655,732.98/126,953.58 - Step 6: Final answer
x = 97,103.65
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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.