Finding the Fourth Proportional to 178,085.50, 245,747.15 and 97,513.99
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Solution
The fourth proportional to 178,085.50, 245,747.15 and 97,513.99 is: 134,563.37
Step by Step Solution
- Step 1: Write the proportion equation
178,085.50 : 245,747.15 = 97,513.99 : x - Step 2: Convert to fraction form
178,085.50/245,747.15 = 97,513.99/x - Step 3: Cross multiply
178,085.50x = 245,747.15 × 97,513.99 - Step 4: Simplify right side
178,085.50x = 23,963,785,127.63 - Step 5: Solve for x
x = 23,963,785,127.63/178,085.50 - Step 6: Final answer
x = 134,563.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.