Finding the Fourth Proportional to 156,825.32, 235,239.19 and 38,497.68
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Solution
The fourth proportional to 156,825.32, 235,239.19 and 38,497.68 is: 57,746.82
Step by Step Solution
- Step 1: Write the proportion equation
156,825.32 : 235,239.19 = 38,497.68 : x - Step 2: Convert to fraction form
156,825.32/235,239.19 = 38,497.68/x - Step 3: Cross multiply
156,825.32x = 235,239.19 × 38,497.68 - Step 4: Simplify right side
156,825.32x = 9,056,162,963.84 - Step 5: Solve for x
x = 9,056,162,963.84/156,825.32 - Step 6: Final answer
x = 57,746.82
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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.