Finding the Fourth Proportional to 93,613.86, 129,177.99 and 53,324.46
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Solution
The fourth proportional to 93,613.86, 129,177.99 and 53,324.46 is: 73,582.55
Step by Step Solution
- Step 1: Write the proportion equation
93,613.86 : 129,177.99 = 53,324.46 : x - Step 2: Convert to fraction form
93,613.86/129,177.99 = 53,324.46/x - Step 3: Cross multiply
93,613.86x = 129,177.99 × 53,324.46 - Step 4: Simplify right side
93,613.86x = 6,888,346,560.64 - Step 5: Solve for x
x = 6,888,346,560.64/93,613.86 - Step 6: Final answer
x = 73,582.55
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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.