Finding the Fourth Proportional to 93,621.24, 129,193.92 and 53,335.08
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Solution
The fourth proportional to 93,621.24, 129,193.92 and 53,335.08 is: 73,600.48
Step by Step Solution
- Step 1: Write the proportion equation
93,621.24 : 129,193.92 = 53,335.08 : x - Step 2: Convert to fraction form
93,621.24/129,193.92 = 53,335.08/x - Step 3: Cross multiply
93,621.24x = 129,193.92 × 53,335.08 - Step 4: Simplify right side
93,621.24x = 6,890,568,058.71 - Step 5: Solve for x
x = 6,890,568,058.71/93,621.24 - Step 6: Final answer
x = 73,600.48
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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.