Finding the Fourth Proportional to 93,785.91, 129,424.94 and 51,348.39
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Solution
The fourth proportional to 93,785.91, 129,424.94 and 51,348.39 is: 70,860.99
Step by Step Solution
- Step 1: Write the proportion equation
93,785.91 : 129,424.94 = 51,348.39 : x - Step 2: Convert to fraction form
93,785.91/129,424.94 = 51,348.39/x - Step 3: Cross multiply
93,785.91x = 129,424.94 × 51,348.39 - Step 4: Simplify right side
93,785.91x = 6,645,762,038.10 - Step 5: Solve for x
x = 6,645,762,038.10/93,785.91 - Step 6: Final answer
x = 70,860.99
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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.