Finding the Fourth Proportional to 80,210.24, 110,692.74 and 46,216.09
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Solution
The fourth proportional to 80,210.24, 110,692.74 and 46,216.09 is: 63,779.71
Step by Step Solution
- Step 1: Write the proportion equation
80,210.24 : 110,692.74 = 46,216.09 : x - Step 2: Convert to fraction form
80,210.24/110,692.74 = 46,216.09/x - Step 3: Cross multiply
80,210.24x = 110,692.74 × 46,216.09 - Step 4: Simplify right side
80,210.24x = 5,115,785,634.19 - Step 5: Solve for x
x = 5,115,785,634.19/80,210.24 - Step 6: Final answer
x = 63,779.71
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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.