Finding the Fourth Proportional to 156,497.52, 234,769.67 and 56,681.02
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Solution
The fourth proportional to 156,497.52, 234,769.67 and 56,681.02 is: 85,029.99
Step by Step Solution
- Step 1: Write the proportion equation
156,497.52 : 234,769.67 = 56,681.02 : x - Step 2: Convert to fraction form
156,497.52/234,769.67 = 56,681.02/x - Step 3: Cross multiply
156,497.52x = 234,769.67 × 56,681.02 - Step 4: Simplify right side
156,497.52x = 13,306,982,903.41 - Step 5: Solve for x
x = 13,306,982,903.41/156,497.52 - Step 6: Final answer
x = 85,029.99
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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.