Finding the Fourth Proportional to 110,615.68, 165,923.48 and 27,509.68
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Solution
The fourth proportional to 110,615.68, 165,923.48 and 27,509.68 is: 41,264.51
Step by Step Solution
- Step 1: Write the proportion equation
110,615.68 : 165,923.48 = 27,509.68 : x - Step 2: Convert to fraction form
110,615.68/165,923.48 = 27,509.68/x - Step 3: Cross multiply
110,615.68x = 165,923.48 × 27,509.68 - Step 4: Simplify right side
110,615.68x = 4,564,501,839.29 - Step 5: Solve for x
x = 4,564,501,839.29/110,615.68 - Step 6: Final answer
x = 41,264.51
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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.