Finding the Fourth Proportional to 94,803.36, 130,827.86 and 51,782.88
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Solution
The fourth proportional to 94,803.36, 130,827.86 and 51,782.88 is: 71,459.95
Step by Step Solution
- Step 1: Write the proportion equation
94,803.36 : 130,827.86 = 51,782.88 : x - Step 2: Convert to fraction form
94,803.36/130,827.86 = 51,782.88/x - Step 3: Cross multiply
94,803.36x = 130,827.86 × 51,782.88 - Step 4: Simplify right side
94,803.36x = 6,774,643,375.04 - Step 5: Solve for x
x = 6,774,643,375.04/94,803.36 - Step 6: Final answer
x = 71,459.95
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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.