Home / 155,333.27-233,438.68-92,165.28

Finding the Fourth Proportional to 155,333.27, 233,438.68 and 92,165.28

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Solution

The fourth proportional to 155,333.27, 233,438.68 and 92,165.28 is: 138,508.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,333.27 : 233,438.68 = 92,165.28 : x
  2. Step 2: Convert to fraction form
    155,333.27/233,438.68 = 92,165.28/x
  3. Step 3: Cross multiply
    155,333.27x = 233,438.68 × 92,165.28
  4. Step 4: Simplify right side
    155,333.27x = 21,514,940,544.84
  5. Step 5: Solve for x
    x = 21,514,940,544.84/155,333.27
  6. Step 6: Final answer
    x = 138,508.26

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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.