Finding the Fourth Proportional to 233,135.20, 349,617.12 and 83,335.06
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Solution
The fourth proportional to 233,135.20, 349,617.12 and 83,335.06 is: 124,971.96
Step by Step Solution
- Step 1: Write the proportion equation
233,135.20 : 349,617.12 = 83,335.06 : x - Step 2: Convert to fraction form
233,135.20/349,617.12 = 83,335.06/x - Step 3: Cross multiply
233,135.20x = 349,617.12 × 83,335.06 - Step 4: Simplify right side
233,135.20x = 29,135,363,672.23 - Step 5: Solve for x
x = 29,135,363,672.23/233,135.20 - Step 6: Final answer
x = 124,971.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.