Finding the Fourth Proportional to 84,356.74, 116,408.28 and 46,118.26
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Solution
The fourth proportional to 84,356.74, 116,408.28 and 46,118.26 is: 63,641.00
Step by Step Solution
- Step 1: Write the proportion equation
84,356.74 : 116,408.28 = 46,118.26 : x - Step 2: Convert to fraction form
84,356.74/116,408.28 = 46,118.26/x - Step 3: Cross multiply
84,356.74x = 116,408.28 × 46,118.26 - Step 4: Simplify right side
84,356.74x = 5,368,547,323.19 - Step 5: Solve for x
x = 5,368,547,323.19/84,356.74 - Step 6: Final answer
x = 63,641.00
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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.