Finding the Fourth Proportional to 242,239.14, 334,281.33 and 134,813.70
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Solution
The fourth proportional to 242,239.14, 334,281.33 and 134,813.70 is: 186,038.07
Step by Step Solution
- Step 1: Write the proportion equation
242,239.14 : 334,281.33 = 134,813.70 : x - Step 2: Convert to fraction form
242,239.14/334,281.33 = 134,813.70/x - Step 3: Cross multiply
242,239.14x = 334,281.33 × 134,813.70 - Step 4: Simplify right side
242,239.14x = 45,065,702,938.22 - Step 5: Solve for x
x = 45,065,702,938.22/242,239.14 - Step 6: Final answer
x = 186,038.07
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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.