Finding the Fourth Proportional to 130,552.96, 195,508.86 and 63,777.82
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Solution
The fourth proportional to 130,552.96, 195,508.86 and 63,777.82 is: 95,510.12
Step by Step Solution
- Step 1: Write the proportion equation
130,552.96 : 195,508.86 = 63,777.82 : x - Step 2: Convert to fraction form
130,552.96/195,508.86 = 63,777.82/x - Step 3: Cross multiply
130,552.96x = 195,508.86 × 63,777.82 - Step 4: Simplify right side
130,552.96x = 12,469,128,881.49 - Step 5: Solve for x
x = 12,469,128,881.49/130,552.96 - Step 6: Final answer
x = 95,510.12
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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.