Finding the Fourth Proportional to 124,412.41, 171,684.02 and 69,963.02
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Solution
The fourth proportional to 124,412.41, 171,684.02 and 69,963.02 is: 96,546.10
Step by Step Solution
- Step 1: Write the proportion equation
124,412.41 : 171,684.02 = 69,963.02 : x - Step 2: Convert to fraction form
124,412.41/171,684.02 = 69,963.02/x - Step 3: Cross multiply
124,412.41x = 171,684.02 × 69,963.02 - Step 4: Simplify right side
124,412.41x = 12,011,532,175.13 - Step 5: Solve for x
x = 12,011,532,175.13/124,412.41 - Step 6: Final answer
x = 96,546.10
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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.