Finding the Fourth Proportional to 84,341.16, 116,392.14 and 46,615.68
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Solution
The fourth proportional to 84,341.16, 116,392.14 and 46,615.68 is: 64,330.38
Step by Step Solution
- Step 1: Write the proportion equation
84,341.16 : 116,392.14 = 46,615.68 : x - Step 2: Convert to fraction form
84,341.16/116,392.14 = 46,615.68/x - Step 3: Cross multiply
84,341.16x = 116,392.14 × 46,615.68 - Step 4: Simplify right side
84,341.16x = 5,425,698,752.76 - Step 5: Solve for x
x = 5,425,698,752.76/84,341.16 - Step 6: Final answer
x = 64,330.38
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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.