Home / 240,277.56-360,360.45-90,532.86

Finding the Fourth Proportional to 240,277.56, 360,360.45 and 90,532.86

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Solution

The fourth proportional to 240,277.56, 360,360.45 and 90,532.86 is: 135,778.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,277.56 : 360,360.45 = 90,532.86 : x
  2. Step 2: Convert to fraction form
    240,277.56/360,360.45 = 90,532.86/x
  3. Step 3: Cross multiply
    240,277.56x = 360,360.45 × 90,532.86
  4. Step 4: Simplify right side
    240,277.56x = 32,624,462,169.39
  5. Step 5: Solve for x
    x = 32,624,462,169.39/240,277.56
  6. Step 6: Final answer
    x = 135,778.23

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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.