Finding the Fourth Proportional to 238,906.73, 357,988.28 and 89,106.95
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Solution
The fourth proportional to 238,906.73, 357,988.28 and 89,106.95 is: 133,521.75
Step by Step Solution
- Step 1: Write the proportion equation
238,906.73 : 357,988.28 = 89,106.95 : x - Step 2: Convert to fraction form
238,906.73/357,988.28 = 89,106.95/x - Step 3: Cross multiply
238,906.73x = 357,988.28 × 89,106.95 - Step 4: Simplify right side
238,906.73x = 31,899,244,215.98 - Step 5: Solve for x
x = 31,899,244,215.98/238,906.73 - Step 6: Final answer
x = 133,521.75
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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.