Home / 239,416.09-330,410.60-146,321.83

Finding the Fourth Proportional to 239,416.09, 330,410.60 and 146,321.83

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Solution

The fourth proportional to 239,416.09, 330,410.60 and 146,321.83 is: 201,934.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,416.09 : 330,410.60 = 146,321.83 : x
  2. Step 2: Convert to fraction form
    239,416.09/330,410.60 = 146,321.83/x
  3. Step 3: Cross multiply
    239,416.09x = 330,410.60 × 146,321.83
  4. Step 4: Simplify right side
    239,416.09x = 48,346,283,873.51
  5. Step 5: Solve for x
    x = 48,346,283,873.51/239,416.09
  6. Step 6: Final answer
    x = 201,934.15

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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.