Finding the Fourth Proportional to 266,368.12, 367,599.18 and 153,190.96
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Solution
The fourth proportional to 266,368.12, 367,599.18 and 153,190.96 is: 211,409.95
Step by Step Solution
- Step 1: Write the proportion equation
266,368.12 : 367,599.18 = 153,190.96 : x - Step 2: Convert to fraction form
266,368.12/367,599.18 = 153,190.96/x - Step 3: Cross multiply
266,368.12x = 367,599.18 × 153,190.96 - Step 4: Simplify right side
266,368.12x = 56,312,871,279.41 - Step 5: Solve for x
x = 56,312,871,279.41/266,368.12 - Step 6: Final answer
x = 211,409.95
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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.