Finding the Fourth Proportional to 125,282.58, 187,898.35 and 46,378.05
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Solution
The fourth proportional to 125,282.58, 187,898.35 and 46,378.05 is: 69,557.63
Step by Step Solution
- Step 1: Write the proportion equation
125,282.58 : 187,898.35 = 46,378.05 : x - Step 2: Convert to fraction form
125,282.58/187,898.35 = 46,378.05/x - Step 3: Cross multiply
125,282.58x = 187,898.35 × 46,378.05 - Step 4: Simplify right side
125,282.58x = 8,714,359,071.22 - Step 5: Solve for x
x = 8,714,359,071.22/125,282.58 - Step 6: Final answer
x = 69,557.63
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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.