Finding the Fourth Proportional to 236,923.11, 355,332.18 and 68,406.78
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Solution
The fourth proportional to 236,923.11, 355,332.18 and 68,406.78 is: 102,595.02
Step by Step Solution
- Step 1: Write the proportion equation
236,923.11 : 355,332.18 = 68,406.78 : x - Step 2: Convert to fraction form
236,923.11/355,332.18 = 68,406.78/x - Step 3: Cross multiply
236,923.11x = 355,332.18 × 68,406.78 - Step 4: Simplify right side
236,923.11x = 24,307,130,264.18 - Step 5: Solve for x
x = 24,307,130,264.18/236,923.11 - Step 6: Final answer
x = 102,595.02
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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.