Finding the Fourth Proportional to 214,280.18, 295,686.74 and 118,778.74
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Solution
The fourth proportional to 214,280.18, 295,686.74 and 118,778.74 is: 163,903.63
Step by Step Solution
- Step 1: Write the proportion equation
214,280.18 : 295,686.74 = 118,778.74 : x - Step 2: Convert to fraction form
214,280.18/295,686.74 = 118,778.74/x - Step 3: Cross multiply
214,280.18x = 295,686.74 × 118,778.74 - Step 4: Simplify right side
214,280.18x = 35,121,298,411.91 - Step 5: Solve for x
x = 35,121,298,411.91/214,280.18 - Step 6: Final answer
x = 163,903.63
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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.