Finding the Fourth Proportional to 93,619.24, 129,184.80 and 53,324.59
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Solution
The fourth proportional to 93,619.24, 129,184.80 and 53,324.59 is: 73,582.38
Step by Step Solution
- Step 1: Write the proportion equation
93,619.24 : 129,184.80 = 53,324.59 : x - Step 2: Convert to fraction form
93,619.24/129,184.80 = 53,324.59/x - Step 3: Cross multiply
93,619.24x = 129,184.80 × 53,324.59 - Step 4: Simplify right side
93,619.24x = 6,888,726,494.23 - Step 5: Solve for x
x = 6,888,726,494.23/93,619.24 - Step 6: Final answer
x = 73,582.38
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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.