Finding the Fourth Proportional to 134,944.14, 202,416.21 and 41,437.74
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Solution
The fourth proportional to 134,944.14, 202,416.21 and 41,437.74 is: 62,156.61
Step by Step Solution
- Step 1: Write the proportion equation
134,944.14 : 202,416.21 = 41,437.74 : x - Step 2: Convert to fraction form
134,944.14/202,416.21 = 41,437.74/x - Step 3: Cross multiply
134,944.14x = 202,416.21 × 41,437.74 - Step 4: Simplify right side
134,944.14x = 8,387,670,281.77 - Step 5: Solve for x
x = 8,387,670,281.77/134,944.14 - Step 6: Final answer
x = 62,156.61
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1.5x scale
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.