Finding the Fourth Proportional to 130,444.48, 195,744.48 and 47,327.68
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Solution
The fourth proportional to 130,444.48, 195,744.48 and 47,327.68 is: 71,019.73
Step by Step Solution
- Step 1: Write the proportion equation
130,444.48 : 195,744.48 = 47,327.68 : x - Step 2: Convert to fraction form
130,444.48/195,744.48 = 47,327.68/x - Step 3: Cross multiply
130,444.48x = 195,744.48 × 47,327.68 - Step 4: Simplify right side
130,444.48x = 9,264,132,111.21 - Step 5: Solve for x
x = 9,264,132,111.21/130,444.48 - Step 6: Final answer
x = 71,019.73
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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.