Finding the Fourth Proportional to 125,034.22, 187,567.80 and 40,764.79
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Solution
The fourth proportional to 125,034.22, 187,567.80 and 40,764.79 is: 61,152.55
Step by Step Solution
- Step 1: Write the proportion equation
125,034.22 : 187,567.80 = 40,764.79 : x - Step 2: Convert to fraction form
125,034.22/187,567.80 = 40,764.79/x - Step 3: Cross multiply
125,034.22x = 187,567.80 × 40,764.79 - Step 4: Simplify right side
125,034.22x = 7,646,161,977.76 - Step 5: Solve for x
x = 7,646,161,977.76/125,034.22 - Step 6: Final answer
x = 61,152.55
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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.