Finding the Fourth Proportional to 178,101.99, 245,780.82 and 97,534.53
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Solution
The fourth proportional to 178,101.99, 245,780.82 and 97,534.53 is: 134,597.69
Step by Step Solution
- Step 1: Write the proportion equation
178,101.99 : 245,780.82 = 97,534.53 : x - Step 2: Convert to fraction form
178,101.99/245,780.82 = 97,534.53/x - Step 3: Cross multiply
178,101.99x = 245,780.82 × 97,534.53 - Step 4: Simplify right side
178,101.99x = 23,972,116,761.71 - Step 5: Solve for x
x = 23,972,116,761.71/178,101.99 - Step 6: Final answer
x = 134,597.69
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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.