Finding the Fourth Proportional to 232,802.20, 349,154.70 and 99,686.80
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Solution
The fourth proportional to 232,802.20, 349,154.70 and 99,686.80 is: 149,509.39
Step by Step Solution
- Step 1: Write the proportion equation
232,802.20 : 349,154.70 = 99,686.80 : x - Step 2: Convert to fraction form
232,802.20/349,154.70 = 99,686.80/x - Step 3: Cross multiply
232,802.20x = 349,154.70 × 99,686.80 - Step 4: Simplify right side
232,802.20x = 34,806,114,747.96 - Step 5: Solve for x
x = 34,806,114,747.96/232,802.20 - Step 6: Final answer
x = 149,509.39
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1.5x scale
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.