Finding the Fourth Proportional to 166,876.04, 230,284.19 and 97,964.40
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Solution
The fourth proportional to 166,876.04, 230,284.19 and 97,964.40 is: 135,188.08
Step by Step Solution
- Step 1: Write the proportion equation
166,876.04 : 230,284.19 = 97,964.40 : x - Step 2: Convert to fraction form
166,876.04/230,284.19 = 97,964.40/x - Step 3: Cross multiply
166,876.04x = 230,284.19 × 97,964.40 - Step 4: Simplify right side
166,876.04x = 22,559,651,927.13 - Step 5: Solve for x
x = 22,559,651,927.13/166,876.04 - Step 6: Final answer
x = 135,188.08
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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.