Finding the Fourth Proportional to 125,159.04, 172,723.68 and 68,569.92
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Solution
The fourth proportional to 125,159.04, 172,723.68 and 68,569.92 is: 94,628.79
Step by Step Solution
- Step 1: Write the proportion equation
125,159.04 : 172,723.68 = 68,569.92 : x - Step 2: Convert to fraction form
125,159.04/172,723.68 = 68,569.92/x - Step 3: Cross multiply
125,159.04x = 172,723.68 × 68,569.92 - Step 4: Simplify right side
125,159.04x = 11,843,648,919.71 - Step 5: Solve for x
x = 11,843,648,919.71/125,159.04 - Step 6: Final answer
x = 94,628.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.