Finding the Fourth Proportional to 73,340.76, 101,210.24 and 39,806.76
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Solution
The fourth proportional to 73,340.76, 101,210.24 and 39,806.76 is: 54,933.32
Step by Step Solution
- Step 1: Write the proportion equation
73,340.76 : 101,210.24 = 39,806.76 : x - Step 2: Convert to fraction form
73,340.76/101,210.24 = 39,806.76/x - Step 3: Cross multiply
73,340.76x = 101,210.24 × 39,806.76 - Step 4: Simplify right side
73,340.76x = 4,028,851,733.22 - Step 5: Solve for x
x = 4,028,851,733.22/73,340.76 - Step 6: Final answer
x = 54,933.32
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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.