Finding the Fourth Proportional to 72,593,169.30, 108,889,753.95 and 56,153,927.70
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Solution
The fourth proportional to 72,593,169.30, 108,889,753.95 and 56,153,927.70 is: 84,230,891.55
Step by Step Solution
- Step 1: Write the proportion equation
72,593,169.30 : 108,889,753.95 = 56,153,927.70 : x - Step 2: Convert to fraction form
72,593,169.30/108,889,753.95 = 56,153,927.70/x - Step 3: Cross multiply
72,593,169.30x = 108,889,753.95 × 56,153,927.70 - Step 4: Simplify right side
72,593,169.30x = 6,114,587,370,579,090 - Step 5: Solve for x
x = 6,114,587,370,579,090/72,593,169.30 - Step 6: Final answer
x = 84,230,891.55
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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.