Finding the Fourth Proportional to 83,495.16, 115,333.74 and 62,237.52
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Solution
The fourth proportional to 83,495.16, 115,333.74 and 62,237.52 is: 85,970.08
Step by Step Solution
- Step 1: Write the proportion equation
83,495.16 : 115,333.74 = 62,237.52 : x - Step 2: Convert to fraction form
83,495.16/115,333.74 = 62,237.52/x - Step 3: Cross multiply
83,495.16x = 115,333.74 × 62,237.52 - Step 4: Simplify right side
83,495.16x = 7,178,085,949.92 - Step 5: Solve for x
x = 7,178,085,949.92/83,495.16 - Step 6: Final answer
x = 85,970.08
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1.5x scale
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.