Home / 165,471.53-248,222.48-51,619.95

Finding the Fourth Proportional to 165,471.53, 248,222.48 and 51,619.95

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Solution

The fourth proportional to 165,471.53, 248,222.48 and 51,619.95 is: 77,434.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,471.53 : 248,222.48 = 51,619.95 : x
  2. Step 2: Convert to fraction form
    165,471.53/248,222.48 = 51,619.95/x
  3. Step 3: Cross multiply
    165,471.53x = 248,222.48 × 51,619.95
  4. Step 4: Simplify right side
    165,471.53x = 12,813,231,748.38
  5. Step 5: Solve for x
    x = 12,813,231,748.38/165,471.53
  6. Step 6: Final answer
    x = 77,434.66

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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.