Finding the Fourth Proportional to 125,437.68, 188,137.08 and 36,670.32
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Solution
The fourth proportional to 125,437.68, 188,137.08 and 36,670.32 is: 54,999.80
Step by Step Solution
- Step 1: Write the proportion equation
125,437.68 : 188,137.08 = 36,670.32 : x - Step 2: Convert to fraction form
125,437.68/188,137.08 = 36,670.32/x - Step 3: Cross multiply
125,437.68x = 188,137.08 × 36,670.32 - Step 4: Simplify right side
125,437.68x = 6,899,046,927.47 - Step 5: Solve for x
x = 6,899,046,927.47/125,437.68 - Step 6: Final answer
x = 54,999.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.