Finding the Fourth Proportional to 192,643.06, 265,875.63 and 110,955.61
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Solution
The fourth proportional to 192,643.06, 265,875.63 and 110,955.61 is: 153,134.99
Step by Step Solution
- Step 1: Write the proportion equation
192,643.06 : 265,875.63 = 110,955.61 : x - Step 2: Convert to fraction form
192,643.06/265,875.63 = 110,955.61/x - Step 3: Cross multiply
192,643.06x = 265,875.63 × 110,955.61 - Step 4: Simplify right side
192,643.06x = 29,500,392,710.78 - Step 5: Solve for x
x = 29,500,392,710.78/192,643.06 - Step 6: Final answer
x = 153,134.99
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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.