Home / 126,309,750.60-174,322,579.86-76,758,220.92

Finding the Fourth Proportional to 126,309,750.60, 174,322,579.86 and 76,758,220.92

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Solution

The fourth proportional to 126,309,750.60, 174,322,579.86 and 76,758,220.92 is: 105,935,535.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,309,750.60 : 174,322,579.86 = 76,758,220.92 : x
  2. Step 2: Convert to fraction form
    126,309,750.60/174,322,579.86 = 76,758,220.92/x
  3. Step 3: Cross multiply
    126,309,750.60x = 174,322,579.86 × 76,758,220.92
  4. Step 4: Simplify right side
    126,309,750.60x = 13,380,691,096,238,224
  5. Step 5: Solve for x
    x = 13,380,691,096,238,224/126,309,750.60
  6. Step 6: Final answer
    x = 105,935,535.72

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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.