Finding the Fourth Proportional to 99,565.68, 149,232.96 and 40,327.68
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Solution
The fourth proportional to 99,565.68, 149,232.96 and 40,327.68 is: 60,444.71
Step by Step Solution
- Step 1: Write the proportion equation
99,565.68 : 149,232.96 = 40,327.68 : x - Step 2: Convert to fraction form
99,565.68/149,232.96 = 40,327.68/x - Step 3: Cross multiply
99,565.68x = 149,232.96 × 40,327.68 - Step 4: Simplify right side
99,565.68x = 6,018,219,056.33 - Step 5: Solve for x
x = 6,018,219,056.33/99,565.68 - Step 6: Final answer
x = 60,444.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.