Finding the Fourth Proportional to 239,117.13, 358,697.70 and 61,624.80
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Solution
The fourth proportional to 239,117.13, 358,697.70 and 61,624.80 is: 92,442.87
Step by Step Solution
- Step 1: Write the proportion equation
239,117.13 : 358,697.70 = 61,624.80 : x - Step 2: Convert to fraction form
239,117.13/358,697.70 = 61,624.80/x - Step 3: Cross multiply
239,117.13x = 358,697.70 × 61,624.80 - Step 4: Simplify right side
239,117.13x = 22,104,674,022.96 - Step 5: Solve for x
x = 22,104,674,022.96/239,117.13 - Step 6: Final answer
x = 92,442.87
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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.