Finding the Fourth Proportional to 156,423.22, 234,668.99 and 56,572.99
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Solution
The fourth proportional to 156,423.22, 234,668.99 and 56,572.99 is: 84,871.84
Step by Step Solution
- Step 1: Write the proportion equation
156,423.22 : 234,668.99 = 56,572.99 : x - Step 2: Convert to fraction form
156,423.22/234,668.99 = 56,572.99/x - Step 3: Cross multiply
156,423.22x = 234,668.99 × 56,572.99 - Step 4: Simplify right side
156,423.22x = 13,275,926,424.58 - Step 5: Solve for x
x = 13,275,926,424.58/156,423.22 - Step 6: Final answer
x = 84,871.84
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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.