Finding the Fourth Proportional to 175,991.04, 242,632.68 and 139,812.53
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Solution
The fourth proportional to 175,991.04, 242,632.68 and 139,812.53 is: 192,754.63
Step by Step Solution
- Step 1: Write the proportion equation
175,991.04 : 242,632.68 = 139,812.53 : x - Step 2: Convert to fraction form
175,991.04/242,632.68 = 139,812.53/x - Step 3: Cross multiply
175,991.04x = 242,632.68 × 139,812.53 - Step 4: Simplify right side
175,991.04x = 33,923,087,638.32 - Step 5: Solve for x
x = 33,923,087,638.32/175,991.04 - Step 6: Final answer
x = 192,754.63
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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.