Finding the Fourth Proportional to 155,233.98, 232,966.89 and 115,345.26
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Solution
The fourth proportional to 155,233.98, 232,966.89 and 115,345.26 is: 173,104.02
Step by Step Solution
- Step 1: Write the proportion equation
155,233.98 : 232,966.89 = 115,345.26 : x - Step 2: Convert to fraction form
155,233.98/232,966.89 = 115,345.26/x - Step 3: Cross multiply
155,233.98x = 232,966.89 × 115,345.26 - Step 4: Simplify right side
155,233.98x = 26,871,626,498.44 - Step 5: Solve for x
x = 26,871,626,498.44/155,233.98 - Step 6: Final answer
x = 173,104.02
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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.