Home / 239,177.47-330,063.37-131,745.01

Finding the Fourth Proportional to 239,177.47, 330,063.37 and 131,745.01

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Solution

The fourth proportional to 239,177.47, 330,063.37 and 131,745.01 is: 181,807.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,177.47 : 330,063.37 = 131,745.01 : x
  2. Step 2: Convert to fraction form
    239,177.47/330,063.37 = 131,745.01/x
  3. Step 3: Cross multiply
    239,177.47x = 330,063.37 × 131,745.01
  4. Step 4: Simplify right side
    239,177.47x = 43,484,201,981.28
  5. Step 5: Solve for x
    x = 43,484,201,981.28/239,177.47
  6. Step 6: Final answer
    x = 181,807.27

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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.