Finding the Fourth Proportional to 165,531.57, 228,458.16 and 97,526.81
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Solution
The fourth proportional to 165,531.57, 228,458.16 and 97,526.81 is: 134,601.48
Step by Step Solution
- Step 1: Write the proportion equation
165,531.57 : 228,458.16 = 97,526.81 : x - Step 2: Convert to fraction form
165,531.57/228,458.16 = 97,526.81/x - Step 3: Cross multiply
165,531.57x = 228,458.16 × 97,526.81 - Step 4: Simplify right side
165,531.57x = 22,280,794,420.98 - Step 5: Solve for x
x = 22,280,794,420.98/165,531.57 - Step 6: Final answer
x = 134,601.48
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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.