Finding the Fourth Proportional to 156,737.65, 235,106.48 and 56,901.10
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Solution
The fourth proportional to 156,737.65, 235,106.48 and 56,901.10 is: 85,351.65
Step by Step Solution
- Step 1: Write the proportion equation
156,737.65 : 235,106.48 = 56,901.10 : x - Step 2: Convert to fraction form
156,737.65/235,106.48 = 56,901.10/x - Step 3: Cross multiply
156,737.65x = 235,106.48 × 56,901.10 - Step 4: Simplify right side
156,737.65x = 13,377,817,329.13 - Step 5: Solve for x
x = 13,377,817,329.13/156,737.65 - Step 6: Final answer
x = 85,351.65
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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.