Finding the Fourth Proportional to 94,415.16, 130,294.26 and 51,395.97
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Solution
The fourth proportional to 94,415.16, 130,294.26 and 51,395.97 is: 70,927.17
Step by Step Solution
- Step 1: Write the proportion equation
94,415.16 : 130,294.26 = 51,395.97 : x - Step 2: Convert to fraction form
94,415.16/130,294.26 = 51,395.97/x - Step 3: Cross multiply
94,415.16x = 130,294.26 × 51,395.97 - Step 4: Simplify right side
94,415.16x = 6,696,599,878.13 - Step 5: Solve for x
x = 6,696,599,878.13/94,415.16 - Step 6: Final answer
x = 70,927.17
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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.