Finding the Fourth Proportional to 170,206.11, 255,347.08 and 51,886.67
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Solution
The fourth proportional to 170,206.11, 255,347.08 and 51,886.67 is: 77,841.55
Step by Step Solution
- Step 1: Write the proportion equation
170,206.11 : 255,347.08 = 51,886.67 : x - Step 2: Convert to fraction form
170,206.11/255,347.08 = 51,886.67/x - Step 3: Cross multiply
170,206.11x = 255,347.08 × 51,886.67 - Step 4: Simplify right side
170,206.11x = 13,249,108,268.97 - Step 5: Solve for x
x = 13,249,108,268.97/170,206.11 - Step 6: Final answer
x = 77,841.55
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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.