Home / 184,920.30-255,197.25-108,428.76

Finding the Fourth Proportional to 184,920.30, 255,197.25 and 108,428.76

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Solution

The fourth proportional to 184,920.30, 255,197.25 and 108,428.76 is: 149,635.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,920.30 : 255,197.25 = 108,428.76 : x
  2. Step 2: Convert to fraction form
    184,920.30/255,197.25 = 108,428.76/x
  3. Step 3: Cross multiply
    184,920.30x = 255,197.25 × 108,428.76
  4. Step 4: Simplify right side
    184,920.30x = 27,670,721,372.91
  5. Step 5: Solve for x
    x = 27,670,721,372.91/184,920.30
  6. Step 6: Final answer
    x = 149,635.93

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1.5x scale

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.