Finding the Fourth Proportional to 192,312.14, 265,392.95 and 106,270.79
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Solution
The fourth proportional to 192,312.14, 265,392.95 and 106,270.79 is: 146,654.90
Step by Step Solution
- Step 1: Write the proportion equation
192,312.14 : 265,392.95 = 106,270.79 : x - Step 2: Convert to fraction form
192,312.14/265,392.95 = 106,270.79/x - Step 3: Cross multiply
192,312.14x = 265,392.95 × 106,270.79 - Step 4: Simplify right side
192,312.14x = 28,203,516,598.61 - Step 5: Solve for x
x = 28,203,516,598.61/192,312.14 - Step 6: Final answer
x = 146,654.90
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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.