Home / 115,009.20-172,462.60-52,698.80

Finding the Fourth Proportional to 115,009.20, 172,462.60 and 52,698.80

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Solution

The fourth proportional to 115,009.20, 172,462.60 and 52,698.80 is: 79,024.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,009.20 : 172,462.60 = 52,698.80 : x
  2. Step 2: Convert to fraction form
    115,009.20/172,462.60 = 52,698.80/x
  3. Step 3: Cross multiply
    115,009.20x = 172,462.60 × 52,698.80
  4. Step 4: Simplify right side
    115,009.20x = 9,088,572,064.88
  5. Step 5: Solve for x
    x = 9,088,572,064.88/115,009.20
  6. Step 6: Final answer
    x = 79,024.74

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