Finding the Fourth Proportional to 165,465.05, 248,123.76 and 47,108.70
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Solution
The fourth proportional to 165,465.05, 248,123.76 and 47,108.70 is: 70,642.04
Step by Step Solution
- Step 1: Write the proportion equation
165,465.05 : 248,123.76 = 47,108.70 : x - Step 2: Convert to fraction form
165,465.05/248,123.76 = 47,108.70/x - Step 3: Cross multiply
165,465.05x = 248,123.76 × 47,108.70 - Step 4: Simplify right side
165,465.05x = 11,688,787,772.71 - Step 5: Solve for x
x = 11,688,787,772.71/165,465.05 - Step 6: Final answer
x = 70,642.04
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.