Finding the Fourth Proportional to 165,195.05, 248,903.08 and 149,417.66
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Solution
The fourth proportional to 165,195.05, 248,903.08 and 149,417.66 is: 225,130.94
Step by Step Solution
- Step 1: Write the proportion equation
165,195.05 : 248,903.08 = 149,417.66 : x - Step 2: Convert to fraction form
165,195.05/248,903.08 = 149,417.66/x - Step 3: Cross multiply
165,195.05x = 248,903.08 × 149,417.66 - Step 4: Simplify right side
165,195.05x = 37,190,516,029.11 - Step 5: Solve for x
x = 37,190,516,029.11/165,195.05 - Step 6: Final answer
x = 225,130.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.