Finding the Fourth Proportional to 155,120.48, 214,060.76 and 94,792.08
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Solution
The fourth proportional to 155,120.48, 214,060.76 and 94,792.08 is: 130,809.71
Step by Step Solution
- Step 1: Write the proportion equation
155,120.48 : 214,060.76 = 94,792.08 : x - Step 2: Convert to fraction form
155,120.48/214,060.76 = 94,792.08/x - Step 3: Cross multiply
155,120.48x = 214,060.76 × 94,792.08 - Step 4: Simplify right side
155,120.48x = 20,291,264,686.78 - Step 5: Solve for x
x = 20,291,264,686.78/155,120.48 - Step 6: Final answer
x = 130,809.71
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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.