Finding the Fourth Proportional to 375,396.62, 563,149.85 and 109,122.53
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Solution
The fourth proportional to 375,396.62, 563,149.85 and 109,122.53 is: 163,699.75
Step by Step Solution
- Step 1: Write the proportion equation
375,396.62 : 563,149.85 = 109,122.53 : x - Step 2: Convert to fraction form
375,396.62/563,149.85 = 109,122.53/x - Step 3: Cross multiply
375,396.62x = 563,149.85 × 109,122.53 - Step 4: Simplify right side
375,396.62x = 61,452,333,039.76 - Step 5: Solve for x
x = 61,452,333,039.76/375,396.62 - Step 6: Final answer
x = 163,699.75
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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.