Finding the Fourth Proportional to 94,364.21, 130,220.21 and 51,341.87
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Solution
The fourth proportional to 94,364.21, 130,220.21 and 51,341.87 is: 70,850.48
Step by Step Solution
- Step 1: Write the proportion equation
94,364.21 : 130,220.21 = 51,341.87 : x - Step 2: Convert to fraction form
94,364.21/130,220.21 = 51,341.87/x - Step 3: Cross multiply
94,364.21x = 130,220.21 × 51,341.87 - Step 4: Simplify right side
94,364.21x = 6,685,749,547.10 - Step 5: Solve for x
x = 6,685,749,547.10/94,364.21 - Step 6: Final answer
x = 70,850.48
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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.