Finding the Fourth Proportional to 169,675.35, 234,154.81 and 93,201.52
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Solution
The fourth proportional to 169,675.35, 234,154.81 and 93,201.52 is: 128,619.65
Step by Step Solution
- Step 1: Write the proportion equation
169,675.35 : 234,154.81 = 93,201.52 : x - Step 2: Convert to fraction form
169,675.35/234,154.81 = 93,201.52/x - Step 3: Cross multiply
169,675.35x = 234,154.81 × 93,201.52 - Step 4: Simplify right side
169,675.35x = 21,823,584,207.31 - Step 5: Solve for x
x = 21,823,584,207.31/169,675.35 - Step 6: Final answer
x = 128,619.65
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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.