Finding the Fourth Proportional to 165,869.08, 228,904.20 and 94,252.12
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Solution
The fourth proportional to 165,869.08, 228,904.20 and 94,252.12 is: 130,070.69
Step by Step Solution
- Step 1: Write the proportion equation
165,869.08 : 228,904.20 = 94,252.12 : x - Step 2: Convert to fraction form
165,869.08/228,904.20 = 94,252.12/x - Step 3: Cross multiply
165,869.08x = 228,904.20 × 94,252.12 - Step 4: Simplify right side
165,869.08x = 21,574,705,554.64 - Step 5: Solve for x
x = 21,574,705,554.64/165,869.08 - Step 6: Final answer
x = 130,070.69
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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.