Finding the Fourth Proportional to 107,827.20, 148,798.20 and 62,506.08
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Solution
The fourth proportional to 107,827.20, 148,798.20 and 62,506.08 is: 86,256.46
Step by Step Solution
- Step 1: Write the proportion equation
107,827.20 : 148,798.20 = 62,506.08 : x - Step 2: Convert to fraction form
107,827.20/148,798.20 = 62,506.08/x - Step 3: Cross multiply
107,827.20x = 148,798.20 × 62,506.08 - Step 4: Simplify right side
107,827.20x = 9,300,792,193.06 - Step 5: Solve for x
x = 9,300,792,193.06/107,827.20 - Step 6: Final answer
x = 86,256.46
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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.