Finding the Fourth Proportional to 86,490.08, 119,356.24 and 46,746.08
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Solution
The fourth proportional to 86,490.08, 119,356.24 and 46,746.08 is: 64,509.55
Step by Step Solution
- Step 1: Write the proportion equation
86,490.08 : 119,356.24 = 46,746.08 : x - Step 2: Convert to fraction form
86,490.08/119,356.24 = 46,746.08/x - Step 3: Cross multiply
86,490.08x = 119,356.24 × 46,746.08 - Step 4: Simplify right side
86,490.08x = 5,579,436,343.54 - Step 5: Solve for x
x = 5,579,436,343.54/86,490.08 - Step 6: Final answer
x = 64,509.55
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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.