Finding the Fourth Proportional to 187,907.13, 281,684.30 and 63,160.65
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Solution
The fourth proportional to 187,907.13, 281,684.30 and 63,160.65 is: 94,681.68
Step by Step Solution
- Step 1: Write the proportion equation
187,907.13 : 281,684.30 = 63,160.65 : x - Step 2: Convert to fraction form
187,907.13/281,684.30 = 63,160.65/x - Step 3: Cross multiply
187,907.13x = 281,684.30 × 63,160.65 - Step 4: Simplify right side
187,907.13x = 17,791,363,166.99 - Step 5: Solve for x
x = 17,791,363,166.99/187,907.13 - Step 6: Final answer
x = 94,681.68
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1.5x scale
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.