Finding the Fourth Proportional to 165,512.98, 228,368.10 and 97,532.74
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Solution
The fourth proportional to 165,512.98, 228,368.10 and 97,532.74 is: 134,571.72
Step by Step Solution
- Step 1: Write the proportion equation
165,512.98 : 228,368.10 = 97,532.74 : x - Step 2: Convert to fraction form
165,512.98/228,368.10 = 97,532.74/x - Step 3: Cross multiply
165,512.98x = 228,368.10 × 97,532.74 - Step 4: Simplify right side
165,512.98x = 22,273,366,521.59 - Step 5: Solve for x
x = 22,273,366,521.59/165,512.98 - Step 6: Final answer
x = 134,571.72
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1.5x scale
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.