Finding the Fourth Proportional to 192,641.06, 265,864.68 and 110,972.14
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Solution
The fourth proportional to 192,641.06, 265,864.68 and 110,972.14 is: 153,153.08
Step by Step Solution
- Step 1: Write the proportion equation
192,641.06 : 265,864.68 = 110,972.14 : x - Step 2: Convert to fraction form
192,641.06/265,864.68 = 110,972.14/x - Step 3: Cross multiply
192,641.06x = 265,864.68 × 110,972.14 - Step 4: Simplify right side
192,641.06x = 29,503,572,490.02 - Step 5: Solve for x
x = 29,503,572,490.02/192,641.06 - Step 6: Final answer
x = 153,153.08
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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.