Finding the Fourth Proportional to 357,018.12, 535,544.97 and 117,110.70
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Solution
The fourth proportional to 357,018.12, 535,544.97 and 117,110.70 is: 175,671.89
Step by Step Solution
- Step 1: Write the proportion equation
357,018.12 : 535,544.97 = 117,110.70 : x - Step 2: Convert to fraction form
357,018.12/535,544.97 = 117,110.70/x - Step 3: Cross multiply
357,018.12x = 535,544.97 × 117,110.70 - Step 4: Simplify right side
357,018.12x = 62,718,046,318.18 - Step 5: Solve for x
x = 62,718,046,318.18/357,018.12 - Step 6: Final answer
x = 175,671.89
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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.