Finding the Fourth Proportional to 165,751.13, 248,700.47 and 86,846.91
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Solution
The fourth proportional to 165,751.13, 248,700.47 and 86,846.91 is: 130,309.02
Step by Step Solution
- Step 1: Write the proportion equation
165,751.13 : 248,700.47 = 86,846.91 : x - Step 2: Convert to fraction form
165,751.13/248,700.47 = 86,846.91/x - Step 3: Cross multiply
165,751.13x = 248,700.47 × 86,846.91 - Step 4: Simplify right side
165,751.13x = 21,598,866,900.81 - Step 5: Solve for x
x = 21,598,866,900.81/165,751.13 - Step 6: Final answer
x = 130,309.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.