Finding the Fourth Proportional to 155,237.78, 232,668.48 and 110,188.28
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Solution
The fourth proportional to 155,237.78, 232,668.48 and 110,188.28 is: 165,148.84
Step by Step Solution
- Step 1: Write the proportion equation
155,237.78 : 232,668.48 = 110,188.28 : x - Step 2: Convert to fraction form
155,237.78/232,668.48 = 110,188.28/x - Step 3: Cross multiply
155,237.78x = 232,668.48 × 110,188.28 - Step 4: Simplify right side
155,237.78x = 25,637,339,621.41 - Step 5: Solve for x
x = 25,637,339,621.41/155,237.78 - Step 6: Final answer
x = 165,148.84
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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.