Finding the Fourth Proportional to 178,349.31, 246,124.05 and 101,878.53
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Solution
The fourth proportional to 178,349.31, 246,124.05 and 101,878.53 is: 140,593.52
Step by Step Solution
- Step 1: Write the proportion equation
178,349.31 : 246,124.05 = 101,878.53 : x - Step 2: Convert to fraction form
178,349.31/246,124.05 = 101,878.53/x - Step 3: Cross multiply
178,349.31x = 246,124.05 × 101,878.53 - Step 4: Simplify right side
178,349.31x = 25,074,756,411.65 - Step 5: Solve for x
x = 25,074,756,411.65/178,349.31 - Step 6: Final answer
x = 140,593.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.