Home / 239,440.11-330,429.69-132,014.40

Finding the Fourth Proportional to 239,440.11, 330,429.69 and 132,014.40

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Solution

The fourth proportional to 239,440.11, 330,429.69 and 132,014.40 is: 182,181.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,440.11 : 330,429.69 = 132,014.40 : x
  2. Step 2: Convert to fraction form
    239,440.11/330,429.69 = 132,014.40/x
  3. Step 3: Cross multiply
    239,440.11x = 330,429.69 × 132,014.40
  4. Step 4: Simplify right side
    239,440.11x = 43,621,477,267.54
  5. Step 5: Solve for x
    x = 43,621,477,267.54/239,440.11
  6. Step 6: Final answer
    x = 182,181.16

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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.