Finding the Fourth Proportional to 153,490.96, 230,267.58 and 48,285.46
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Solution
The fourth proportional to 153,490.96, 230,267.58 and 48,285.46 is: 72,437.99
Step by Step Solution
- Step 1: Write the proportion equation
153,490.96 : 230,267.58 = 48,285.46 : x - Step 2: Convert to fraction form
153,490.96/230,267.58 = 48,285.46/x - Step 3: Cross multiply
153,490.96x = 230,267.58 × 48,285.46 - Step 4: Simplify right side
153,490.96x = 11,118,576,023.39 - Step 5: Solve for x
x = 11,118,576,023.39/153,490.96 - Step 6: Final answer
x = 72,437.99
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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.