Finding the Fourth Proportional to 162,137.80, 243,133.80 and 62,264.80
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Solution
The fourth proportional to 162,137.80, 243,133.80 and 62,264.80 is: 93,369.20
Step by Step Solution
- Step 1: Write the proportion equation
162,137.80 : 243,133.80 = 62,264.80 : x - Step 2: Convert to fraction form
162,137.80/243,133.80 = 62,264.80/x - Step 3: Cross multiply
162,137.80x = 243,133.80 × 62,264.80 - Step 4: Simplify right side
162,137.80x = 15,138,677,430.24 - Step 5: Solve for x
x = 15,138,677,430.24/162,137.80 - Step 6: Final answer
x = 93,369.20
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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.