Finding the Fourth Proportional to 94,258.80, 130,077.12 and 51,820.08
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Solution
The fourth proportional to 94,258.80, 130,077.12 and 51,820.08 is: 71,511.70
Step by Step Solution
- Step 1: Write the proportion equation
94,258.80 : 130,077.12 = 51,820.08 : x - Step 2: Convert to fraction form
94,258.80/130,077.12 = 51,820.08/x - Step 3: Cross multiply
94,258.80x = 130,077.12 × 51,820.08 - Step 4: Simplify right side
94,258.80x = 6,740,606,764.57 - Step 5: Solve for x
x = 6,740,606,764.57/94,258.80 - Step 6: Final answer
x = 71,511.70
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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.