Finding the Fourth Proportional to 153,787.01, 230,892.99 and 106,285.06
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Solution
The fourth proportional to 153,787.01, 230,892.99 and 106,285.06 is: 159,574.44
Step by Step Solution
- Step 1: Write the proportion equation
153,787.01 : 230,892.99 = 106,285.06 : x - Step 2: Convert to fraction form
153,787.01/230,892.99 = 106,285.06/x - Step 3: Cross multiply
153,787.01x = 230,892.99 × 106,285.06 - Step 4: Simplify right side
153,787.01x = 24,540,475,185.78 - Step 5: Solve for x
x = 24,540,475,185.78/153,787.01 - Step 6: Final answer
x = 159,574.44
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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.