Home / 126,025.85-189,038.78-37,272.45

Finding the Fourth Proportional to 126,025.85, 189,038.78 and 37,272.45

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Solution

The fourth proportional to 126,025.85, 189,038.78 and 37,272.45 is: 55,908.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,025.85 : 189,038.78 = 37,272.45 : x
  2. Step 2: Convert to fraction form
    126,025.85/189,038.78 = 37,272.45/x
  3. Step 3: Cross multiply
    126,025.85x = 189,038.78 × 37,272.45
  4. Step 4: Simplify right side
    126,025.85x = 7,045,938,475.61
  5. Step 5: Solve for x
    x = 7,045,938,475.61/126,025.85
  6. Step 6: Final answer
    x = 55,908.68

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