Home / 77,904.09-116,856.41-22,500.09

Finding the Fourth Proportional to 77,904.09, 116,856.41 and 22,500.09

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Solution

The fourth proportional to 77,904.09, 116,856.41 and 22,500.09 is: 33,750.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,904.09 : 116,856.41 = 22,500.09 : x
  2. Step 2: Convert to fraction form
    77,904.09/116,856.41 = 22,500.09/x
  3. Step 3: Cross multiply
    77,904.09x = 116,856.41 × 22,500.09
  4. Step 4: Simplify right side
    77,904.09x = 2,629,279,629.58
  5. Step 5: Solve for x
    x = 2,629,279,629.58/77,904.09
  6. Step 6: Final answer
    x = 33,750.21

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1.5x scale

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.