Finding the Fourth Proportional to 145,319.14, 218,027.93 and 65,348.75
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Solution
The fourth proportional to 145,319.14, 218,027.93 and 65,348.75 is: 98,045.26
Step by Step Solution
- Step 1: Write the proportion equation
145,319.14 : 218,027.93 = 65,348.75 : x - Step 2: Convert to fraction form
145,319.14/218,027.93 = 65,348.75/x - Step 3: Cross multiply
145,319.14x = 218,027.93 × 65,348.75 - Step 4: Simplify right side
145,319.14x = 14,247,852,908.91 - Step 5: Solve for x
x = 14,247,852,908.91/145,319.14 - Step 6: Final answer
x = 98,045.26
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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.