Home / 155,448.30-233,115.21-55,581.42

Finding the Fourth Proportional to 155,448.30, 233,115.21 and 55,581.42

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Solution

The fourth proportional to 155,448.30, 233,115.21 and 55,581.42 is: 83,351.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,448.30 : 233,115.21 = 55,581.42 : x
  2. Step 2: Convert to fraction form
    155,448.30/233,115.21 = 55,581.42/x
  3. Step 3: Cross multiply
    155,448.30x = 233,115.21 × 55,581.42
  4. Step 4: Simplify right side
    155,448.30x = 12,956,874,395.40
  5. Step 5: Solve for x
    x = 12,956,874,395.40/155,448.30
  6. Step 6: Final answer
    x = 83,351.66

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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.