Finding the Fourth Proportional to 94,058.48, 129,802.30 and 51,620.96
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Solution
The fourth proportional to 94,058.48, 129,802.30 and 51,620.96 is: 71,237.80
Step by Step Solution
- Step 1: Write the proportion equation
94,058.48 : 129,802.30 = 51,620.96 : x - Step 2: Convert to fraction form
94,058.48/129,802.30 = 51,620.96/x - Step 3: Cross multiply
94,058.48x = 129,802.30 × 51,620.96 - Step 4: Simplify right side
94,058.48x = 6,700,519,336.21 - Step 5: Solve for x
x = 6,700,519,336.21/94,058.48 - Step 6: Final answer
x = 71,237.80
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1.5x scale
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.