Finding the Fourth Proportional to 170,070.11, 234,706.44 and 97,485.07
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Solution
The fourth proportional to 170,070.11, 234,706.44 and 97,485.07 is: 134,534.95
Step by Step Solution
- Step 1: Write the proportion equation
170,070.11 : 234,706.44 = 97,485.07 : x - Step 2: Convert to fraction form
170,070.11/234,706.44 = 97,485.07/x - Step 3: Cross multiply
170,070.11x = 234,706.44 × 97,485.07 - Step 4: Simplify right side
170,070.11x = 22,880,373,129.20 - Step 5: Solve for x
x = 22,880,373,129.20/170,070.11 - Step 6: Final answer
x = 134,534.95
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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.