Finding the Fourth Proportional to 114,431.00, 157,924.08 and 63,448.79
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Solution
The fourth proportional to 114,431.00, 157,924.08 and 63,448.79 is: 87,564.48
Step by Step Solution
- Step 1: Write the proportion equation
114,431.00 : 157,924.08 = 63,448.79 : x - Step 2: Convert to fraction form
114,431.00/157,924.08 = 63,448.79/x - Step 3: Cross multiply
114,431.00x = 157,924.08 × 63,448.79 - Step 4: Simplify right side
114,431.00x = 10,020,090,998.24 - Step 5: Solve for x
x = 10,020,090,998.24/114,431.00 - Step 6: Final answer
x = 87,564.48
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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.