Finding the Fourth Proportional to 192,903.34, 266,203.71 and 106,862.05
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Solution
The fourth proportional to 192,903.34, 266,203.71 and 106,862.05 is: 147,468.02
Step by Step Solution
- Step 1: Write the proportion equation
192,903.34 : 266,203.71 = 106,862.05 : x - Step 2: Convert to fraction form
192,903.34/266,203.71 = 106,862.05/x - Step 3: Cross multiply
192,903.34x = 266,203.71 × 106,862.05 - Step 4: Simplify right side
192,903.34x = 28,447,074,168.21 - Step 5: Solve for x
x = 28,447,074,168.21/192,903.34 - Step 6: Final answer
x = 147,468.02
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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.