Finding the Fourth Proportional to 115,875,286.41, 159,905,323.56 and 62,950,626.36
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Solution
The fourth proportional to 115,875,286.41, 159,905,323.56 and 62,950,626.36 is: 86,870,467.28
Step by Step Solution
- Step 1: Write the proportion equation
115,875,286.41 : 159,905,323.56 = 62,950,626.36 : x - Step 2: Convert to fraction form
115,875,286.41/159,905,323.56 = 62,950,626.36/x - Step 3: Cross multiply
115,875,286.41x = 159,905,323.56 × 62,950,626.36 - Step 4: Simplify right side
115,875,286.41x = 10,066,140,276,400,466 - Step 5: Solve for x
x = 10,066,140,276,400,466/115,875,286.41 - Step 6: Final answer
x = 86,870,467.28
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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.