Finding the Fourth Proportional to 165,026.80, 247,102.80 and 130,034.80
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Solution
The fourth proportional to 165,026.80, 247,102.80 and 130,034.80 is: 194,707.55
Step by Step Solution
- Step 1: Write the proportion equation
165,026.80 : 247,102.80 = 130,034.80 : x - Step 2: Convert to fraction form
165,026.80/247,102.80 = 130,034.80/x - Step 3: Cross multiply
165,026.80x = 247,102.80 × 130,034.80 - Step 4: Simplify right side
165,026.80x = 32,131,963,177.44 - Step 5: Solve for x
x = 32,131,963,177.44/165,026.80 - Step 6: Final answer
x = 194,707.55
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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.