Finding the Fourth Proportional to 152,929.08, 211,034.97 and 84,950.37
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Solution
The fourth proportional to 152,929.08, 211,034.97 and 84,950.37 is: 117,227.53
Step by Step Solution
- Step 1: Write the proportion equation
152,929.08 : 211,034.97 = 84,950.37 : x - Step 2: Convert to fraction form
152,929.08/211,034.97 = 84,950.37/x - Step 3: Cross multiply
152,929.08x = 211,034.97 × 84,950.37 - Step 4: Simplify right side
152,929.08x = 17,927,498,784.44 - Step 5: Solve for x
x = 17,927,498,784.44/152,929.08 - Step 6: Final answer
x = 117,227.53
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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.