Finding the Fourth Proportional to 136,183.08, 204,368.58 and 47,437.32
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Solution
The fourth proportional to 136,183.08, 204,368.58 and 47,437.32 is: 71,188.71
Step by Step Solution
- Step 1: Write the proportion equation
136,183.08 : 204,368.58 = 47,437.32 : x - Step 2: Convert to fraction form
136,183.08/204,368.58 = 47,437.32/x - Step 3: Cross multiply
136,183.08x = 204,368.58 × 47,437.32 - Step 4: Simplify right side
136,183.08x = 9,694,697,727.41 - Step 5: Solve for x
x = 9,694,697,727.41/136,183.08 - Step 6: Final answer
x = 71,188.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.