Home / 325,229.22-487,722.60-111,937.59

Finding the Fourth Proportional to 325,229.22, 487,722.60 and 111,937.59

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Solution

The fourth proportional to 325,229.22, 487,722.60 and 111,937.59 is: 167,864.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,229.22 : 487,722.60 = 111,937.59 : x
  2. Step 2: Convert to fraction form
    325,229.22/487,722.60 = 111,937.59/x
  3. Step 3: Cross multiply
    325,229.22x = 487,722.60 × 111,937.59
  4. Step 4: Simplify right side
    325,229.22x = 54,594,492,432.53
  5. Step 5: Solve for x
    x = 54,594,492,432.53/325,229.22
  6. Step 6: Final answer
    x = 167,864.66

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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.