Finding the Fourth Proportional to 114,305.64, 157,736.08 and 62,622.93
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Solution
The fourth proportional to 114,305.64, 157,736.08 and 62,622.93 is: 86,416.52
Step by Step Solution
- Step 1: Write the proportion equation
114,305.64 : 157,736.08 = 62,622.93 : x - Step 2: Convert to fraction form
114,305.64/157,736.08 = 62,622.93/x - Step 3: Cross multiply
114,305.64x = 157,736.08 × 62,622.93 - Step 4: Simplify right side
114,305.64x = 9,877,895,496.31 - Step 5: Solve for x
x = 9,877,895,496.31/114,305.64 - Step 6: Final answer
x = 86,416.52
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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.