Finding the Fourth Proportional to 69,773.36, 104,585.50 and 32,289.80
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Solution
The fourth proportional to 69,773.36, 104,585.50 and 32,289.80 is: 48,400.20
Step by Step Solution
- Step 1: Write the proportion equation
69,773.36 : 104,585.50 = 32,289.80 : x - Step 2: Convert to fraction form
69,773.36/104,585.50 = 32,289.80/x - Step 3: Cross multiply
69,773.36x = 104,585.50 × 32,289.80 - Step 4: Simplify right side
69,773.36x = 3,377,044,877.90 - Step 5: Solve for x
x = 3,377,044,877.90/69,773.36 - Step 6: Final answer
x = 48,400.20
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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.