Finding the Fourth Proportional to 242,781.37, 364,276.98 and 130,330.26
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Solution
The fourth proportional to 242,781.37, 364,276.98 and 130,330.26 is: 195,551.72
Step by Step Solution
- Step 1: Write the proportion equation
242,781.37 : 364,276.98 = 130,330.26 : x - Step 2: Convert to fraction form
242,781.37/364,276.98 = 130,330.26/x - Step 3: Cross multiply
242,781.37x = 364,276.98 × 130,330.26 - Step 4: Simplify right side
242,781.37x = 47,476,313,515.41 - Step 5: Solve for x
x = 47,476,313,515.41/242,781.37 - Step 6: Final answer
x = 195,551.72
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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.