Finding the Fourth Proportional to 94,323.05, 130,163.09 and 51,881.58
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Solution
The fourth proportional to 94,323.05, 130,163.09 and 51,881.58 is: 71,595.08
Step by Step Solution
- Step 1: Write the proportion equation
94,323.05 : 130,163.09 = 51,881.58 : x - Step 2: Convert to fraction form
94,323.05/130,163.09 = 51,881.58/x - Step 3: Cross multiply
94,323.05x = 130,163.09 × 51,881.58 - Step 4: Simplify right side
94,323.05x = 6,753,065,856.66 - Step 5: Solve for x
x = 6,753,065,856.66/94,323.05 - Step 6: Final answer
x = 71,595.08
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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.