Home / 240,030.28-360,100.38-82,258.60

Finding the Fourth Proportional to 240,030.28, 360,100.38 and 82,258.60

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Solution

The fourth proportional to 240,030.28, 360,100.38 and 82,258.60 is: 123,406.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,030.28 : 360,100.38 = 82,258.60 : x
  2. Step 2: Convert to fraction form
    240,030.28/360,100.38 = 82,258.60/x
  3. Step 3: Cross multiply
    240,030.28x = 360,100.38 × 82,258.60
  4. Step 4: Simplify right side
    240,030.28x = 29,621,353,118.27
  5. Step 5: Solve for x
    x = 29,621,353,118.27/240,030.28
  6. Step 6: Final answer
    x = 123,406.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.