Finding the Fourth Proportional to 135,362.60, 203,011.08 and 56,477.48
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Solution
The fourth proportional to 135,362.60, 203,011.08 and 56,477.48 is: 84,702.53
Step by Step Solution
- Step 1: Write the proportion equation
135,362.60 : 203,011.08 = 56,477.48 : x - Step 2: Convert to fraction form
135,362.60/203,011.08 = 56,477.48/x - Step 3: Cross multiply
135,362.60x = 203,011.08 × 56,477.48 - Step 4: Simplify right side
135,362.60x = 11,465,554,210.48 - Step 5: Solve for x
x = 11,465,554,210.48/135,362.60 - Step 6: Final answer
x = 84,702.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.