Finding the Fourth Proportional to 94,833.99, 130,876.16 and 52,391.61
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Solution
The fourth proportional to 94,833.99, 130,876.16 and 52,391.61 is: 72,303.32
Step by Step Solution
- Step 1: Write the proportion equation
94,833.99 : 130,876.16 = 52,391.61 : x - Step 2: Convert to fraction form
94,833.99/130,876.16 = 52,391.61/x - Step 3: Cross multiply
94,833.99x = 130,876.16 × 52,391.61 - Step 4: Simplify right side
94,833.99x = 6,856,812,471.06 - Step 5: Solve for x
x = 6,856,812,471.06/94,833.99 - Step 6: Final answer
x = 72,303.32
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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.