Finding the Fourth Proportional to 172,194.48, 257,810.58 and 93,025.08
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Solution
The fourth proportional to 172,194.48, 257,810.58 and 93,025.08 is: 139,277.69
Step by Step Solution
- Step 1: Write the proportion equation
172,194.48 : 257,810.58 = 93,025.08 : x - Step 2: Convert to fraction form
172,194.48/257,810.58 = 93,025.08/x - Step 3: Cross multiply
172,194.48x = 257,810.58 × 93,025.08 - Step 4: Simplify right side
172,194.48x = 23,982,849,829.35 - Step 5: Solve for x
x = 23,982,849,829.35/172,194.48 - Step 6: Final answer
x = 139,277.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.