Finding the Fourth Proportional to 375,419.91, 563,125.19 and 91,112.84
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Solution
The fourth proportional to 375,419.91, 563,125.19 and 91,112.84 is: 136,668.12
Step by Step Solution
- Step 1: Write the proportion equation
375,419.91 : 563,125.19 = 91,112.84 : x - Step 2: Convert to fraction form
375,419.91/563,125.19 = 91,112.84/x - Step 3: Cross multiply
375,419.91x = 563,125.19 × 91,112.84 - Step 4: Simplify right side
375,419.91x = 51,307,932,065.25 - Step 5: Solve for x
x = 51,307,932,065.25/375,419.91 - Step 6: Final answer
x = 136,668.12
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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.