Finding the Fourth Proportional to 73,891.97, 101,973.35 and 40,357.97
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Solution
The fourth proportional to 73,891.97, 101,973.35 and 40,357.97 is: 55,695.33
Step by Step Solution
- Step 1: Write the proportion equation
73,891.97 : 101,973.35 = 40,357.97 : x - Step 2: Convert to fraction form
73,891.97/101,973.35 = 40,357.97/x - Step 3: Cross multiply
73,891.97x = 101,973.35 × 40,357.97 - Step 4: Simplify right side
73,891.97x = 4,115,437,373.53 - Step 5: Solve for x
x = 4,115,437,373.53/73,891.97 - Step 6: Final answer
x = 55,695.33
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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.