Finding the Fourth Proportional to 94,407.84, 130,267.58 and 54,114.19
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Solution
The fourth proportional to 94,407.84, 130,267.58 and 54,114.19 is: 74,668.84
Step by Step Solution
- Step 1: Write the proportion equation
94,407.84 : 130,267.58 = 54,114.19 : x - Step 2: Convert to fraction form
94,407.84/130,267.58 = 54,114.19/x - Step 3: Cross multiply
94,407.84x = 130,267.58 × 54,114.19 - Step 4: Simplify right side
94,407.84x = 7,049,323,978.72 - Step 5: Solve for x
x = 7,049,323,978.72/94,407.84 - Step 6: Final answer
x = 74,668.84
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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.