Finding the Fourth Proportional to 164,801.80, 247,202.70 and 135,277.30
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Solution
The fourth proportional to 164,801.80, 247,202.70 and 135,277.30 is: 202,915.95
Step by Step Solution
- Step 1: Write the proportion equation
164,801.80 : 247,202.70 = 135,277.30 : x - Step 2: Convert to fraction form
164,801.80/247,202.70 = 135,277.30/x - Step 3: Cross multiply
164,801.80x = 247,202.70 × 135,277.30 - Step 4: Simplify right side
164,801.80x = 33,440,913,808.71 - Step 5: Solve for x
x = 33,440,913,808.71/164,801.80 - Step 6: Final answer
x = 202,915.95
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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.