Finding the Fourth Proportional to 94,381.74, 130,252.16 and 54,102.19
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Solution
The fourth proportional to 94,381.74, 130,252.16 and 54,102.19 is: 74,664.09
Step by Step Solution
- Step 1: Write the proportion equation
94,381.74 : 130,252.16 = 54,102.19 : x - Step 2: Convert to fraction form
94,381.74/130,252.16 = 54,102.19/x - Step 3: Cross multiply
94,381.74x = 130,252.16 × 54,102.19 - Step 4: Simplify right side
94,381.74x = 7,046,927,108.23 - Step 5: Solve for x
x = 7,046,927,108.23/94,381.74 - Step 6: Final answer
x = 74,664.09
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1.5x scale
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.