Finding the Fourth Proportional to 104,054.08, 143,594.88 and 56,307.96
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Solution
The fourth proportional to 104,054.08, 143,594.88 and 56,307.96 is: 77,705.12
Step by Step Solution
- Step 1: Write the proportion equation
104,054.08 : 143,594.88 = 56,307.96 : x - Step 2: Convert to fraction form
104,054.08/143,594.88 = 56,307.96/x - Step 3: Cross multiply
104,054.08x = 143,594.88 × 56,307.96 - Step 4: Simplify right side
104,054.08x = 8,085,534,759.24 - Step 5: Solve for x
x = 8,085,534,759.24/104,054.08 - Step 6: Final answer
x = 77,705.12
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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.