Finding the Fourth Proportional to 175,701.78, 242,369.47 and 111,150.99
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Solution
The fourth proportional to 175,701.78, 242,369.47 and 111,150.99 is: 153,325.74
Step by Step Solution
- Step 1: Write the proportion equation
175,701.78 : 242,369.47 = 111,150.99 : x - Step 2: Convert to fraction form
175,701.78/242,369.47 = 111,150.99/x - Step 3: Cross multiply
175,701.78x = 242,369.47 × 111,150.99 - Step 4: Simplify right side
175,701.78x = 26,939,604,768.67 - Step 5: Solve for x
x = 26,939,604,768.67/175,701.78 - Step 6: Final answer
x = 153,325.74
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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.