Finding the Fourth Proportional to 201,156.86, 277,601.36 and 110,518.70
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Solution
The fourth proportional to 201,156.86, 277,601.36 and 110,518.70 is: 152,518.48
Step by Step Solution
- Step 1: Write the proportion equation
201,156.86 : 277,601.36 = 110,518.70 : x - Step 2: Convert to fraction form
201,156.86/277,601.36 = 110,518.70/x - Step 3: Cross multiply
201,156.86x = 277,601.36 × 110,518.70 - Step 4: Simplify right side
201,156.86x = 30,680,139,484.83 - Step 5: Solve for x
x = 30,680,139,484.83/201,156.86 - Step 6: Final answer
x = 152,518.48
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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.