Finding the Fourth Proportional to 174,461.76, 240,515.36 and 117,783.36
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Solution
The fourth proportional to 174,461.76, 240,515.36 and 117,783.36 is: 162,377.75
Step by Step Solution
- Step 1: Write the proportion equation
174,461.76 : 240,515.36 = 117,783.36 : x - Step 2: Convert to fraction form
174,461.76/240,515.36 = 117,783.36/x - Step 3: Cross multiply
174,461.76x = 240,515.36 × 117,783.36 - Step 4: Simplify right side
174,461.76x = 28,328,707,232.41 - Step 5: Solve for x
x = 28,328,707,232.41/174,461.76 - Step 6: Final answer
x = 162,377.75
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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.