Finding the Third Proportional to 117,312.05 and 180,905.91
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Solution
The third proportional to 117,312.05 and 180,905.91 is: 278,973.45
Step by Step Solution
- Step 1: Write the proportion equation
117,312.05 : 180,905.91 = 180,905.91 : x - Step 2: Convert to fraction form
117,312.05/180,905.91 = 180,905.91/x - Step 3: Cross multiply
117,312.05x = 180,905.91 × 180,905.91 - Step 4: Simplify right side
117,312.05x = 32,726,946,916.13 - Step 5: Solve for x
x = 32,726,946,916.13/117,312.05 - Step 6: Final answer
x = 278,973.45
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.