Finding the Fourth Proportional to 342,996.16, 514,513.68 and 106,372.48
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Solution
The fourth proportional to 342,996.16, 514,513.68 and 106,372.48 is: 159,564.75
Step by Step Solution
- Step 1: Write the proportion equation
342,996.16 : 514,513.68 = 106,372.48 : x - Step 2: Convert to fraction form
342,996.16/514,513.68 = 106,372.48/x - Step 3: Cross multiply
342,996.16x = 514,513.68 × 106,372.48 - Step 4: Simplify right side
342,996.16x = 54,730,096,135.53 - Step 5: Solve for x
x = 54,730,096,135.53/342,996.16 - Step 6: Final answer
x = 159,564.75
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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.