Finding the Fourth Proportional to 133,024.68, 183,569.49 and 79,281.99
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Solution
The fourth proportional to 133,024.68, 183,569.49 and 79,281.99 is: 109,406.42
Step by Step Solution
- Step 1: Write the proportion equation
133,024.68 : 183,569.49 = 79,281.99 : x - Step 2: Convert to fraction form
133,024.68/183,569.49 = 79,281.99/x - Step 3: Cross multiply
133,024.68x = 183,569.49 × 79,281.99 - Step 4: Simplify right side
133,024.68x = 14,553,754,470.49 - Step 5: Solve for x
x = 14,553,754,470.49/133,024.68 - Step 6: Final answer
x = 109,406.42
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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.