Finding the Fourth Proportional to 130,926.96, 196,390.44 and 60,768
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Solution
The fourth proportional to 130,926.96, 196,390.44 and 60,768 is: 91,152
Step by Step Solution
- Step 1: Write the proportion equation
130,926.96 : 196,390.44 = 60,768 : x - Step 2: Convert to fraction form
130,926.96/196,390.44 = 60,768/x - Step 3: Cross multiply
130,926.96x = 196,390.44 × 60,768 - Step 4: Simplify right side
130,926.96x = 11,934,254,257.92 - Step 5: Solve for x
x = 11,934,254,257.92/130,926.96 - Step 6: Final answer
x = 91,152
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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.