Finding the Fourth Proportional to 107,416.18, 148,230.21 and 59,672.53
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Solution
The fourth proportional to 107,416.18, 148,230.21 and 59,672.53 is: 82,345.80
Step by Step Solution
- Step 1: Write the proportion equation
107,416.18 : 148,230.21 = 59,672.53 : x - Step 2: Convert to fraction form
107,416.18/148,230.21 = 59,672.53/x - Step 3: Cross multiply
107,416.18x = 148,230.21 × 59,672.53 - Step 4: Simplify right side
107,416.18x = 8,845,271,653.13 - Step 5: Solve for x
x = 8,845,271,653.13/107,416.18 - Step 6: Final answer
x = 82,345.80
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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.