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Finding the Fourth Proportional to 303,077.43, 454,599.65 and 92,715.37

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Solution

The fourth proportional to 303,077.43, 454,599.65 and 92,715.37 is: 139,068.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,077.43 : 454,599.65 = 92,715.37 : x
  2. Step 2: Convert to fraction form
    303,077.43/454,599.65 = 92,715.37/x
  3. Step 3: Cross multiply
    303,077.43x = 454,599.65 × 92,715.37
  4. Step 4: Simplify right side
    303,077.43x = 42,148,373,846.91
  5. Step 5: Solve for x
    x = 42,148,373,846.91/303,077.43
  6. Step 6: Final answer
    x = 139,068.01

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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.