Home / 147,826.05-204,000.17-84,163.87

Finding the Fourth Proportional to 147,826.05, 204,000.17 and 84,163.87

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Solution

The fourth proportional to 147,826.05, 204,000.17 and 84,163.87 is: 116,146.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,826.05 : 204,000.17 = 84,163.87 : x
  2. Step 2: Convert to fraction form
    147,826.05/204,000.17 = 84,163.87/x
  3. Step 3: Cross multiply
    147,826.05x = 204,000.17 × 84,163.87
  4. Step 4: Simplify right side
    147,826.05x = 17,169,443,787.86
  5. Step 5: Solve for x
    x = 17,169,443,787.86/147,826.05
  6. Step 6: Final answer
    x = 116,146.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.