Finding the Fourth Proportional to 177,878.14, 245,471.75 and 97,305.65
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Solution
The fourth proportional to 177,878.14, 245,471.75 and 97,305.65 is: 134,281.75
Step by Step Solution
- Step 1: Write the proportion equation
177,878.14 : 245,471.75 = 97,305.65 : x - Step 2: Convert to fraction form
177,878.14/245,471.75 = 97,305.65/x - Step 3: Cross multiply
177,878.14x = 245,471.75 × 97,305.65 - Step 4: Simplify right side
177,878.14x = 23,885,788,190.39 - Step 5: Solve for x
x = 23,885,788,190.39/177,878.14 - Step 6: Final answer
x = 134,281.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.