Home / 130,202.33-179,698.37-82,460.12

Finding the Fourth Proportional to 130,202.33, 179,698.37 and 82,460.12

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Solution

The fourth proportional to 130,202.33, 179,698.37 and 82,460.12 is: 113,807.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,202.33 : 179,698.37 = 82,460.12 : x
  2. Step 2: Convert to fraction form
    130,202.33/179,698.37 = 82,460.12/x
  3. Step 3: Cross multiply
    130,202.33x = 179,698.37 × 82,460.12
  4. Step 4: Simplify right side
    130,202.33x = 14,817,947,843.21
  5. Step 5: Solve for x
    x = 14,817,947,843.21/130,202.33
  6. Step 6: Final answer
    x = 113,807.09

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1.5x scale

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.