Finding the Fourth Proportional to 178,076.84, 245,745.14 and 97,502.90
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Solution
The fourth proportional to 178,076.84, 245,745.14 and 97,502.90 is: 134,553.50
Step by Step Solution
- Step 1: Write the proportion equation
178,076.84 : 245,745.14 = 97,502.90 : x - Step 2: Convert to fraction form
178,076.84/245,745.14 = 97,502.90/x - Step 3: Cross multiply
178,076.84x = 245,745.14 × 97,502.90 - Step 4: Simplify right side
178,076.84x = 23,960,862,094.67 - Step 5: Solve for x
x = 23,960,862,094.67/178,076.84 - Step 6: Final answer
x = 134,553.50
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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.