Finding the Fourth Proportional to 232,897.41, 321,390.99 and 130,927.17
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Solution
The fourth proportional to 232,897.41, 321,390.99 and 130,927.17 is: 180,675.31
Step by Step Solution
- Step 1: Write the proportion equation
232,897.41 : 321,390.99 = 130,927.17 : x - Step 2: Convert to fraction form
232,897.41/321,390.99 = 130,927.17/x - Step 3: Cross multiply
232,897.41x = 321,390.99 × 130,927.17 - Step 4: Simplify right side
232,897.41x = 42,078,812,784.20 - Step 5: Solve for x
x = 42,078,812,784.20/232,897.41 - Step 6: Final answer
x = 180,675.31
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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.