Finding the Fourth Proportional to 146,368.68, 201,988.62 and 79,300.68
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Solution
The fourth proportional to 146,368.68, 201,988.62 and 79,300.68 is: 109,434.85
Step by Step Solution
- Step 1: Write the proportion equation
146,368.68 : 201,988.62 = 79,300.68 : x - Step 2: Convert to fraction form
146,368.68/201,988.62 = 79,300.68/x - Step 3: Cross multiply
146,368.68x = 201,988.62 × 79,300.68 - Step 4: Simplify right side
146,368.68x = 16,017,834,918.26 - Step 5: Solve for x
x = 16,017,834,918.26/146,368.68 - Step 6: Final answer
x = 109,434.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.